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The number of telephone calls received i...

The number of telephone calls received in 245 successive one minute intervals at an exchange is given below in the folowing frequecny distribution

What is the mean of the distribution?

A

3.76

B

3.84

C

3.96

D

4.05

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The correct Answer is:
A
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  14. Consider the following statements I. Both the regression coefficien...

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