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Infinite population with a mean

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Given an infinite population with a mean of 75 and a standard deviation of 12, the probability that the mean of a sample of 36 observations, taken at random from this population, exceeds 78 is
a.0.4332
b.0.0668
c.0.0987
d.0.9013

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Solution Summary

This solution contains step-by-step calculations to determine the probability of the mean of an infinite population.

Solution provided by:
Gaurav Agarwal, MS
Education
  • BE, Bangalore University, India
  • MS, University of Wisconsin-Madison
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