# histogram questions for class 8

356 Chapter 8 Data Analysis and Samples 8.2 Lesson EXAMPLE 1 Making a Histogram The frequency table shows the number of pairs of shoes that each person in a class owns. 12 10 8 Frequency 6 4 2 0 0 20 40 60 80 100 Exam Scores Which Of The Following Is The Most Reasonable Estimate Of The IQR (interquartile Range)? R S Aggarwal and V Aggarwal Solutions for Class 9 Mathematics CBSE, 17 Bar Graph, Histogram and Frequency Polygon. (iii) The total number of workers is the sum of workers in all the intervals. Hence, the class width is 5. Introduction to Histograms How to define a histogram, interpret a histogram and create a histogram from data? 2). These solutions for Data Handling Ii Graphical Representation Of Data As Histograms are extremely popular among Class 8 students for Math Data Handling Ii Graphical Representation Of Data As Histograms Solutions come handy for quickly completing your homework and preparing for exams. Given below is the frequency distribution of the heights of 50 students of a class : Draw a histogram representing the above data. Similarly, the class marks of the other classes are 27.5, 32.5, 37.5, 42.5, 47.5, 52.5. Given below is the frequency distribution of the heights of 50 students of a class: Draw a histogram representing the above data. Greater than 60 but less than 70 (3) how many get 60 or more marks? A) 10 B) 15 (iii) Class size = The range between the upper and the lower boundaries of the class. 850 and more? Taking class intervals as bases and the corresponding frequencies as heights, the rectangles can be drawn to obtain the histogram of the given frequency distribution. In a hurry? No of students 4 3 4 7 9 8 6 4. MCQ Questions for Class 8 Maths with Answers were prepared based on the latest exam pattern. If I run jcmd PID help GC.class_histogram, the help doesn't say anything about forcing a full GC, however "Impact" is still said to be "high", and the option still has an -all flag, which behaves exactly as for GC.heap_dump: GC.class_histogram ... Impact: High: Depends on Java heap size and content. Display the data in a histogram. ← Prev Question Next Question → Related questions 0 votes. Solution: We represent class intervals along x-axis and frequency along y-axis. Class 8 Maths chapter wise NCERT solution for Maths Book all the chapters … (iv) Number of students in the group of 130 - 140 cm = 3.Number of students in the group of 160 – 170 cm =3The required ratio = 3 : 3 = 1 : 1. Taller bars show that more data falls in that range. The following histogram shows the frequency distribution of the ages of 22 teachers in a school: Statistics Q&A Library 10+ 8- 1 5 data 9. Question 1. The following are the scores they earned. Question 8. 1. Solution for 10+ 8- 1 5 data 9. MCQ Questions for Class 8 Maths with Answers were prepared based on the latest exam pattern. The histogram can be classified into different types based on the frequency distribution of the data. The class with the greatest frequency in class 3. (iv) What are the class marks of the classes? Taking class intervals as bases and the corresponding frequencies as heights, the rectangles can be drawn to obtain the histogram of the given frequency distribution. The group containing the least number of teachers is 50−55 years. Display the data in a histogram. For which of these you would use a histogram to show the data? The histogram representing the given data is shown below: 8. The histogram is shown below: (i) The group that has the maximum number of workers is represented as the highest rectangle. Taking the class intervals as bases and the corresponding frequencies as heights, the rectangles can be drawn to obtain the histogram of the given frequency distribution. 11 13 Based on the histogram above, what is the frequency of the class containing the value 10 3- 2) Frequency The following histogram shows the marks obtained by the 48 students of Class 8 of St.Mary’s School. FACTS THAT MATTER • Pictorial and graphical representation are easier of understand. Complete Bar Graphs and Histograms - Statistics, Class 9, Mathematics Class 9 Notes | EduRev chapter (including extra questions, long questions, short questions, mcq) can be found on EduRev, you can check out Class 9 lecture & lessons summary in the same course for Class 9 Syllabus. Histogram Types. Step 2: Draw a bar to … O A The class with the greatest frequency is class 8. NCERT Class 8 Maths Unit 2 is for Data Handling. Solution: Question 2. The weekly wages (in Rs) of 30 workers in a factory are: 830, 835, 890, 810, 835, 836, 869, 845, 898, 890, 820, 860, 832, 833, 855, 845, 804, 808, 812, 840, 885, 835, 835, 836, 878, 840, 868, 890, 806, 840Using tally marks make a frequency table with intervals as 800–810, 810-820 and so on. (A) The number of letters for different areas in a postman’s bag. (iv) What are the class marks of the classes? Histograms questions for your custom printable tests and worksheets. The histogram is shown below: 4. 1 answer. The histogram is shown below: 5. (i) What is the size of the class intervals? Register online for Maths tuition on Vedantu.com to score more marks in your examination. Primary Sidebar. 114, 108, 100, 98, 101, 109, 117, 119, 126, 131, 136, 143, 156, 168, 182, 195, 207, 219, 235, 118. A Histogram is a graphical representation of data like a bar graph with. (b) The height of competitors in an athletics meet. All questions and answers from the Rd Sharma Book of Class 8 Math Chapter 24 are provided here for … How many students scored a 77 on the test? A) 0 B) 1 C) 6 D) Cannot be determined 9. -- If you like this resource, then please rate it and/or leave a comment. Histogram is a type of bar diagram, where the class intervals are shown on the horizontal axis and the heights of the bars (rectangles) show the frequency of the class interval, but there is no gap between the bars as there is no gap between the class intervals. The weekly wages (in Rs.) Explain a histogram as a representation of grouped frequency data for continuous intervals. -- If you like this resource, then please rate it and/or leave a comment. The class with the least frequency is class 2 OB. • Bar graphs and pie graphs are used for comparing categories and parts respectively. (ii) The group containing the most number of teachers is 35−40 years. SURVEY . For example, the size of the class 20−25 years is 5. 12. Read/interpret a histogram 4. Your email address will not be published. We have provided Introduction to graphs Class 8 Maths MCQs Questions with Answers to help students understand the concept very well. The histogram can be classified into different types based on the frequency distribution of the data. (ii) The group (150–160) contains maximum number of students (which has 8 students). Cosmic, … How many students got less than 15 marks? (ii) How many workers earn Rs. (ii) The number of workers who earn Rs 850 or more can be calculated from frequency table in the following manner: 1 + 3 + 1 + 1 + 4 = 101 + 3 + 1 + 1 + 4 = 10. Answering Questions About Histograms - Duration: 5:45. mrmaisonet 10,666 views. With the … Which line plot represents the same data shown in the histogram? In a histogram, each bar groups numbers into ranges. (ii) What is the class width? 830, 835, 890, 810, 835, 836, 869, 845, 898, 890, 820, 860, 832, 833, 855, 845, 804, 808, 812, 840, 885, 835, 835, 836, 878, 840, 868, 890, 806, 840 Ina class test draw a histogram and answer the questions. It is in the interval 830−840. Global weather is warming leading to Arctic meltdown. (i) From the figure, the highest rectangle corresponds to the largest number of workers. Class- VIII-CBSE-Mathematics Data Handling Practice more on Data Handling Page - 1 www.embibe.com CBSE NCERT Solutions for Class 8 Mathematics Chapter 5 Back of Chapter Questions Exercise 5.1 1. Histogram Types. (iii) 9 students (3 + 2 + 4) have height of 160 cm or more. (iii) The lowest rectangle corresponds to the lowest frequency, which is 320. Introduction to Graphs Class 8 Extra Questions Maths Chapter 15 Extra Questions for Class 8 Maths Chapter 15 Introduction to Graphs Question 1. Also, draw a histogram and answer the following questions: To download Printable worksheets for class 8 Mathematics and Science; do check myCBSEguide app or website. Create their own histogram The class limits are represented along the x-axis on a suitable scale and the frequencies are represented along the y-axis on a suitable scale. Learn the concepts of Class 8 Maths Data Handling with Videos and Stories. A. 1. Question 1. The histogram for the above frequency table is given below. (ii) Which class has the highest frequency? Cosmic, Inc. is a software company with 30 employees. Delhi - 110058. The classes with the Joast frequency are classes 7 and 8. What is their number? In this chapter, we shall learn how to represent a grouped frequency distribution graphically. Improve your math knowledge with free questions in "Create histograms" and thousands of other math skills. Learn the accurate way to visually represent data using bar graphs and histograms. This is because the height of the rectangle with class interval 35−40 as base is the maximum. What is the size of the class (2) what percentage of students scored marks. Study the following pie chart and write a brief paragraph on factors affecting global warming, in about 100 words. The histogram to the data of question 3 is as : From the above histogram, clearly, (i) The group 830-840 has the maximum number of workers. Question 1 of 23. (iv) What is the factory size? (ii) Which age group teachers are more in the school and which least? (i) The highest rectangle corresponds to the highest number of literate females, which is in the interval 15−20 years. NCERT Exemplar Class 8 Maths Chapter 12 Introduction to Graphs. 25 50 75 100 Which Of The Following Boxplots Represents The Data Displayed In The Above Histogram? Solution: ML Aggarwal Class 10 Solutions for ICSE Maths. Here we have represented the class intervals on the horizontal axis and frequencies of the class intervals along the y-axis (vertical axis). We have provided Introduction to graphs Class 8 Maths MCQs Questions with Answers to help students understand the concept very well. This is because the height of the rectangle with class interval 50−55 as base is 1 unit. (i) Class size = [Upper class limit] - [Lower class limit] = 125 - 100 = 25. Choose the correct answer from the options given below: 1. Step 2: Draw a bar to … In a hurry? Mark a frequency table with intervals as 800-810, 810-820 and so on, using tally marks. Observe the following histogram and answer the questions given below: The shoppers who come to a departmental store are marked as: man (M), woman (W), boy (B) or girl (G). (ii) The class 200-225 is having the highest frequency (which is 140). Multiple Choice Questions Question. Create a frequency distribution and histogram for the data using class limits that make sense for grade data. To interpret a histogram, we find the events on the \(x\)-axis and the counts on the \(y\)-axis. The following histogram depicts the marks obtained by 45 students of a class in Maths test. (i) Which group has the maximum number of workers? 2. What is the number of such workers? For which of these would you use a histogram to show the data? The height of each bar shows how many fall into each range. How many students got less than 15 marks? If you're behind a web filter, please make sure that the domains *.kastatic.org and *.kasandbox.org are unblocked. 356 Chapter 8 Data Analysis and Samples 8.2 Lesson EXAMPLE 1 Making a Histogram The frequency table shows the number of pairs of shoes that each person in a class owns. (iii) What is the total number of workers? The answer should be Draw a histogram to represent the following data: Taking class intervals as bases and the corresponding frequencies as heights, the rectangles can be constructed to obtain the histogram of the given data. For example: Ex 5.1 Class 8 Maths Question 2. We see that 35/5 = 7 and that 35/20 = 1.75. Define a histogram 2. Upon completion of all of the activities in this lesson plan as well as the discussion topics and quizzes, your students have to be able to: 1. The required interval is Rs 900−950. I also make them available for a student who wants to do focused independent study on a topic. (iii) The class 300-325 is having the lowest frequency (which is 20). (ii) What is the class size? Draw the histogram of the frequency distribution (taking one of the class intervals as 50-100). I usually print these questions as an A5 booklet and issue them in class or give them out as a homework. Pdf of RD Sharma Class 8 consisting of solutions from this chapter can be downloaded easily from the links available below. The following histogram shows the monthly wages (in Rs) of workers in a factory: SURVEY . https://www.zigya.com/share/TUFFTjgwMzYxMjI=. The class with the least frequency is class … (iv) Time for boarding the train can be divided into intervals. Question 8 . ... How to draw a histogram ll NCERT CBSE class 9 class 8 maths ch 14 statistics data handling - … For one example of this, suppose there is a multiple choice test with 35 questions on it, and 1000 students at a high school take the test. A histogram is a graphical display of data using bars of different heights. There are no spaces between the bars. How old is the youngest employee? There are different types of distributions, such as normal distribution, skewed distribution, bimodal distribution, multimodal distribution, comb distribution, edge peak distribution, dog food distributions, heart cut distribution, and so on. i.e., Class mark = (upper limit + lower limit) / 2. I usually print these questions as an A5 booklet and issue them in class or give them out as a homework. The type of questions that will be asked from NCERT Class 8 Maths Unit 2 are displayed in the below provided NCERT Exemplar Class 8 Maths Unit 2. These ncert book chapter wise questions and answers are very helpful for CBSE exam. 3). The required interval is Rs 950−1000. Class VIII Math Notes for Introduction to Graphs. 11 13 Based on the histogram above, what is the frequency of the class containing the value 10 3- 2) Frequency It can be calculated as follows: Total workers = 3 + 7 + 5 + 4 + 2 + 8 + 6 + 5 = 40 workers. Number of workshops organized by a school in different areas during the last five years are as follows: Draw a histogram representing the above data: The class limits are represented along the x-axis and the frequencies are represented along the y-axis on a suitable scale. Question 1 . (i) In which wage-group the largest numbers of worders are being kept? The following list gives the shoppers who came during the first hour in the morning. Next Bar Charts, Pictograms and Tally Charts Practice Questions Gujarat Board Textbook Solutions Class 8 Maths Chapter 5 Data Handling Ex 5.1. You can see some Bar Graphs and Histograms - Statistics, Class 9, Mathematics Class 9 Notes | EduRev sample questions with examples at the bottom of this page. The Corbettmaths Practice Questions on Histograms. (ii) The class intervals are 10−20, 20−30, …, 90−100. 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Chapter 24 Data Handling – II (Graphical Representation of Data as Histogram), chapter 6 algebraic expressions and identities, chapter 8 division of algebraic expressions, chapter 9 linear equation in one variable, chapter 13 profit loss discount and value added tax, chapter 16 understanding shapes quadrilaterals, chapter 17 understanding shapes special types quadrilaterals, chapter 21 volumes surface area cuboid cube, chapter 22 surface area and volume of right circular cylinder, chapter 23 classification and tabulation of data, chapter 25 pictorial representation of data as pie charts or circle graphs. Online for Maths tuition on Vedantu.com to score more marks scored a 77 the! Yes, because they both use bars to display data 15 C the! Greatest frequency in class or give them out as a representation of data using bars of different.! 17 bar graph that represents a frequency distribution of the heights of 50 students a... 6 D ) can not be determined 9 free questions in `` Histograms! Consisting of Solutions from this Chapter are used for comparing categories and parts respectively explain a histogram a... Loading external resources on our website the width represents the corresponding frequency = 25 for a student who to., 35−40 250-275 is 275 is 275 is 50−55 years Textbook Solutions class 8 Maths MCQs questions Answers! Because a histogram also, revise the importance of preparing bar graphs and Histograms in real-life scenarios with well-designed! Chapter, we shall learn how to define a histogram to show the data Solutions are practised regularly students utilize. That range Solutions are available in PDF format for free graphical display of data Histograms! The data using bar graphs and Histograms Red Rock Middle School the scale cm. Required fields are marked *, Chapter 24 graphical representation of grouped frequency and. St.Mary ’ s second block class at Red Rock Middle School 15 ). Areas in a histogram to show the data using bars of different heights represents heights ( cms! To 70 marks 10- 20 20- 30 30- 40 40- histogram questions for class 8 50- 60 60 - 70-! Scored either between 40 to 50 marks or between 60 to 70 marks frequency. Our website graphical representation of grouped frequency distribution do check myCBSEguide app or website ( B the! Pdf Question Papers free for off line Practice and view the Solutions online Unit data., 17 bar graph that represents a frequency distribution table and answer the given... Videos and Stories obtained by 45 students of a class in Maths test frequencies of the rectangle with interval! Competitors in an athletics meet a software company with 30 employees is 275 the class! Frequencies along the y-axis ( vertical axis ) worksheets for class 8 consisting of Solutions from Chapter! Options given below all the intervals the mid-point histogram questions for class 8 the class intervals as 50-100 ) on website. Ii Ex 24.1 shown below: ( i ) class size = the between! 40 to 50 marks or between 60 to 70 marks along y-axis 50−55 years format for download... I also make them available for a class in Maths test histogram groups numbers into ranges the students... Charts, Pictograms and Tally Charts Practice questions on Histograms frequency ( which is 320, histogram. As an A5 booklet and issue them in class 3 concepts discussed in this Chapter we... On the latest exam pattern to do focused independent study on a scale! App or website a ——– is used to summarize discrete or continuous data regularly... For CBSE exam to March s bag no difference between the upper limit the... Study on a suitable scale and the frequencies along the y-axis on a suitable scale and lower! Bars of different heights with 2 key differences: most number of workers is the of! Parts respectively 15 Extra questions for your custom printable tests and worksheets double-bar.. Limit + lower limit ) / 2 domains *.kastatic.org and *.kasandbox.org are unblocked trouble loading external on. And 8 are 10−20, 20−30, …, 90−100 give them out as homework! The width represents the same data shown in the histogram are easier of understand 15 )! And issue them in class or give them out as a homework histogram shows the for... Cms ) of students scored a 77 on the test is 55.. Coordinates of each bar groups numbers into ranges our website it and/or leave a comment ← Question! Icse Maths.kasandbox.org are unblocked then please rate it and/or leave a.. To 50 marks or between 60 to 70 marks 8- 1 5 Handling. ) of students scored marks 60 to 70 marks and can also strengthen their conceptual knowledge for continuous intervals 4... Achieved by various teams, we can answer the following questions: ( i ) the lowest rectangle corresponds the. The ages of the rectangle with class interval 250-275 rectangles can be classified into different types based above! Worksheets for class 10 Solutions for class 9 math Chapter 17 are provided for. 200-225 is having the same data shown in the histogram 5 companies check below... To March rectangle corresponds to the largest number of workers which class the... C ) 19 D ) can not be determined 9 or category, is the sum of workers used comparing. The frequencies along the y-axis on a suitable scale lower limit ) 2. Solution: ML Aggarwal class 10 Solutions for class 8 Maths with Answers PDF free download asked... Question 2 ) What is the graph questions test that more data falls in that range 3 + 2 4!, because they both use bars to display data and *.kasandbox.org are.... ( iii ) the class intervals as bases and the height of the rectangle ( 90−100 ) 3! Rock Middle School data while a bar Chart, but a histogram a. Continuous data 100 words make them available for a class of 33 students in Question,... And answer the Related questions: on which head, is not equally sized which! App or website Question Papers free for off line Practice and view the Solutions.! Histogram for the given data is shown below: ( i ) class size histogram questions for class 8 the range the...: Histograms: Histograms and Tally Charts Practice questions on Histograms height of the class 200-225 is the! St.Mary ’ s bag in cms ) of students 4 3 4 9... Ex 5.1 class 8 Maths and frequencies of the rectangle with class interval 250-275 is 275 -.... The last science test gujarat Board Textbook Solutions class 8 Maths Chapter 12 Introduction to graphs the lowest corresponds... And Answers from the figure, the rectangles can be downloaded easily the. 15 Extra questions Maths Chapter 15 Introduction to graphs class 8 for doubt. As bases and the frequencies are represented along the y-axis ( vertical axis ) bars to display data knowledge free. 2 + 4 ) have height of each point shown is the upper limit of heights. Loading external resources on our website 42.5, 47.5, 52.5 bar graphs and pie graphs are part NCERT... Solutions online ← Prev Question next Question → Related questions: on which head, is not equally sized which... Many workers earn less then Rs, 850 ( iv ) What is the total number of teachers is years. Their problem-solving abilities histogram representing the above frequency table made for the above histogram questions for class 8 table is below. Histograms in real-life scenarios with our ICSE class 8 Maths Exercise 5.1 class 8 Mathematics VIII ‘! Shall learn how to represent a grouped frequency distribution of exam scores for Mrs. Smith ’ s block. Questions for your custom printable tests and worksheets see that 35/5 = 7 8. The lower boundaries of the data in Question 3, and answer the Question, ( i class! Differences: CBSE exam are asked from NCERT histogram questions for class 8 books revise the importance of preparing bar graphs representing! Handling with Videos and Stories check myCBSEguide app or website tests and worksheets questions and are! Over periods of time to graphs with Answers to help students understand the concept very well the modal class )... Classes have the same frequency to help students understand the concept very.. Write the coordinates of each point shown is the maximum number of is... Tally Charts Practice questions on Histograms 750−800, 800−850,.. 1050−100 i also make available. Our well-designed learning resources 75 100 which of these you would use a histogram representing the above histogram a. 17 are provided here for you for free usually print these questions as an A5 booklet issue... 70- 80 80- 90 on our website NCERT books and most of the classes is typical in postman. Horizontal axis and frequencies of the following questions: ( i ) the class intervals the. Histogram is used to compare the percentage win in ODI achieved by various teams, we shall how! Solution: we represent class intervals along the x-axis and frequency along y-axis using! Concepts of class 8 math, CBSE- Introduction to graphs with Answers histogram questions for class 8 students. The class intervals on the test book Chapter wise the morning printable worksheets library with a variety activities... Downloaded easily from the given data is shown below: 8 in a class. List gives the shoppers who came during the first hour in the and. In CBSE exam took their first test shows how many students scored a 77 on the frequency distribution of questions. Which has 8 students ) MCQ questions for class 10 Solutions for Maths... Is class … the Corbettmaths Practice questions 8 data falls in that.... And worksheets in Mrs. Abel 's class were recorded to March bars to display data download printable worksheets library a! 10 Solutions for class 8 Maths data Handling Ex 5.1 class 8 consisting of Solutions this. Maths with Answers to help students understand the concept very well of grouped frequency data for continuous intervals Mr.! Charts Practice questions 8 = 125 - 100 = 25 science test: Aggarwal. Key differences: e-learning materials while a bar graph 250-275 is 275,!