Short Answer
The standard deviation of the population of individually measured adult male spine lengths is 1.02 inches. A random sample of 25 men is selected and the mean spine length was recorded at 30 inches.
a. Calculate the standard error of the mean.
b. Test the hypothesis that this sample could be representative of the general population of adult males whose mean spine length is known to be 28 inches.
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A.SEm= .20...View Answer
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