Use the Following Information for Questions:
Twenty Students Were $\overline{x_1}$

Multiple Choice

Use the following information for questions:
Twenty students were randomly assigned to one of four exercise programs (5 students in each program) , and the mean weight losses for the four programs were compared using one-way analysis of variance. The mean square error (MS Error) was 40. The mean weight loss for the first program was $\overline{x_1}$ = 5 pounds.
-What is the standard error of $\overline{x_1}$ , the sample mean weight loss in the first program?

A) 0.32
B) 1.41
C) 2.83
D) None of the above