Q. 15.0( 1 Vote )

Present the following data by histograms.

Answer :

The difference between two class marks is 
x = 27.50 - 22.50 = 5.00
The value of == 2.50
Lower and upper limits for 22.50 will be 
22.50 - 2.50 = 20.00  and 22.50 + 2.50 = 25.00
... First class interval 20.00 - 25.00
Similarly we can calculate other class intervals,

The histogram of the above table is:
 

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