Class 9 | Chapter 14 | Statistics | Exercise 14.3 | Question 4

Question 4: The length of 40 leaves of a plant are measured correct to one millimetre, and the obtained data is represented in the following table:

(i) Draw a histogram to represent the given data.

(ii) Is there any other suitable graphical representation for the same data?

(iii) Is it correct to conclude that the maximum number of leaves are 153 mm long? Why?

Statistics – Bar graph, Histogram & Frequency polygon

In this tutorial you will learn how to draw few very important and basic graphs in statistics. It is bit lengthy video that covers different scenarios like uniform classes, varying width classes, continuous classes etc. It is a must watch video for every beginner to intermediate level of student of statistics. This video covers the following graphs:

  • Bar graph
  • Histogram
    • Uniform width
    • Varying width
  • Frequency polygon 

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Mathematics is like music - Enjoy it!!!