An Experimenter Wanted to Test the Hypothesis That a Particular $\bar { X }$

Multiple Choice

An experimenter wanted to test the hypothesis that a particular sample came from a population with a mean of 10. The sample had a mean of 8 and the standard error of the mean was .80. In order to test the experimenter's hypothesis with a t test, you would also need to know

A) µ
B) $\bar { X }$
C) $s _ { X }$
D) N.