Use the Following Information for Questions:
12 Corn Plants $\overline{x_1}$

Multiple Choice

Use the following information for questions:
12 corn plants were randomly assigned to one of four plots of land (3 plants in each plot) , and the mean heights of the plants were compared for the four plots using one-way analysis of variance. The mean square error (MS Error) was 20. The average height of the corn plants in the first plot was $\overline{x_1}$ = 60 inches.
-What is the standard error of the sample mean weight loss in the first program( $\overline{x_1}$ ) ?

A) 4.47
B) 1.73
C) 2.58
D) None of the above