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The class width and class mark of the cl...

The class width and class mark of the class `10.5-12.5` are _______and______respectively.

A

`2,11`

B

`2,11.5`

C

`10,11`

D

`10,11.5`

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The correct Answer is:
B
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TARGET PUBLICATION-STATISTICS-Problem Set-6
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  15. Draw a historgram for the following frequency distribution

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  17. Draw a frequency polygon for the following grouped frequency distrbuti...

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