Sample Size to Estimate Mean of a Random Variable
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Determine the sample size needed to estimate (lower case mu / mean of a random variable) for the given situation.
E = 4, standard deviation = 35, level of confidence = .90
a. 208
b. 295
c. 4
d. 207
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Solution Summary
This solution shows step-by-step calculations to determine the sample size needed to estimate the mean for the given situation using the standard deviation and level of confidence.
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