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The value of mean is 56.8 " and " Sigmax...

The value of mean is `56.8 " and " Sigmax_(i)f_(i) = 2840`. What is the value of N?

A

`55`

B

`50`

C

`45`

D

`40`

Text Solution

Verified by Experts

The correct Answer is:
B
`N = (Sigma x_(i)f_(i))/barX`
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NAVNEET PUBLICATION - MAHARASHTRA BOARD-STATISTICS-EXAMPLES FOR PRACTICE (MCQs)
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