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Histograms

Data Handling
Maths
Class 8

Overview

Explain a histogram as a representation of grouped frequency data for continuous intervals. State the essential features of a histogram, plot a histogram from a frequency distribution and interpret.

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Histogram-l
5 min

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Introduction to Histograms

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Related Questions to study

Draw histograms for the following frequency distributions:
Class Interval10-1616-2222-2828-3434-40
Frequency1523302016

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Construct a frequency distribution table for the data on weights of students of a class using intervals and so on. . Also, draw histrogram for the above data

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In statistics, a suitable graph for representing the partitioning of total into sub parts is

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The following table gives the distribution of students across the different levels of Intelligent Quotient. Draw the histogram for the data.
No of students

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Strictly monotonical function guarantee inverse mapping as

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Construct a histogram for the following distribution :
Class - intervals
Frequency

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The number of hours for which students of a particular class watched television during holidays is shown through the given graph.
Answer the following.
(i) For how many hours did the maximum number of students watch TV?
(ii) How many students watched TV for less than hours?
(iii) How many students spent more than hours in watching TV?

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Draw a histogram to represent the following data set.
Marks
No. of students                        

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The given histogram shows a frequency distribution of marks obtained by students in a subject.
Number of students securing marks between and is

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Draw a frequency polygon for the following data without using histogram.
Class interval
Frequency

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