Which of the following does one need to know to calculate the standard error of the mean?
A) Mean and sample size.
B) Mean and standard deviation.
C) Standard deviation and sample size.
D) Mean, standard deviation, and sample size.

Question

Quizplus · Accepted Answer

To calculate the standard error of the mean, one needs to know the standard deviation, which provides information about the variability of the data, and the sample size, which affects the precision of the estimate. The mean is already included in the calculation of the standard deviation. Therefore, option C is the correct answer.

Which of the Following Does One Need to Know to Calculate