The heights (in inches) of males in the United States are believed to be normally distributed with mean µ. The average height of a random sample of 25 American adult males is found to be x̅=69.72 Inches, and the standard deviation of the 25 heights is found to be S=4.15 inches. The standard error of x̅ is?

A First Course in Probability (10th Edition)
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ISBN:9780134753119
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Chapter1: Combinatorial Analysis
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The heights (in inches) of males in the United States are believed to be normally distributed with mean µ. The average height of a random sample of 25 American adult males is found to be x̅=69.72 Inches, and the standard deviation of the 25 heights is found to be S=4.15 inches. The standard error of x̅ is?

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