Agatamudi

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The following questions were asked by visitors named Agatamudi.

Answers

The following answers were posted by visitors named Agatamudi.

Here Population mean = 13, S.D = 2 Maximum error = 1/4 = 0.25 Level of significance = 90% therefore zalfa/2 value = 1.645 n = (Zalfa/2*sigma/E)2 = (1.645*2/0.25)2=1082.41
9 years ago