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Drraw Histrogram for the Following Distributions: - Mathematics

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Graph
Sum

Draw histrogram for the following distributions: 

Class interval  30-39 40-49 50-59 60-69 70-79
 Frequency  24 16 09 15 20
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Solution

Class Interval (Inclusive from ) Class Interval (Exclusive from)  Frequency 
30-39 29.5-39.5 24
40-49 39.5-49.5 16
50-59 49.5-59.5 09
60-69 59.5-69.5 15
70-79 69.5-79.5 20 

Step of construction: 

(a) Convert the data into exclusive form. 

(b) Taking suitable scales, marks class interval on x-axis abd frequency on y-axis. 

(c) Construct rectangle with class intervals as  bases and corresponding frequencies as heights.  

Concept: Graphical Representation of Data as Histograms
  Is there an error in this question or solution?

APPEARS IN

Selina Concise Maths Class 10 ICSE
Chapter 23 Graphical Representation
Exercise 23 | Q 1.3 | Page 348
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