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Standard error of the sample statistic

by | Jul 27, 2021 | Homework Help

Calculate the standard error of the sample statistic: A randomly selected sample of 100 students had an average grade point average (GPA) of 3.2 with a standard deviation of 0.2 The standard error of the sample mean is

A) 0.020

B) 0.200

C) 1.600

D) 2.000

Which of the following statements is most correct about a confidence interval for a mean?

A) It provides a range of values, any of which is a good guess at the possible value of the sample mean.

B) It provides a range of values, any of which is a good guess at the possible value of the population mean.

C) It provides a good guess for the range of values the sample mean is likely to have in repeated samples.

D) It provides a good guess for the range of values the population mean is likely to have in repeated samples.

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