If the standard deviation of household income for a sample of 625 households is $8,000,what is the standard error of the mean?
A)$320
B)$625
C)$8,000
D)$80
E)$25

Name: If the standard deviation of household income for a sample of 625 households is $8,000,what is the standard error of the mean? A)$320 B)$625 C)$8,000 D)$80 E)$25
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Quizplus · Accepted Answer

The standard error of the mean is calculated by dividing the standard deviation by the square root of the sample size. Here, $8,000 / √625 = $8,000 / 25 = $320.

If the Standard Deviation of Household Income for a Sample