QuestionA health expert advertised that people in their their weight loss program would lose MORE than 10 pounds in two months. Twelve (12) customers had the following weight losses: $$13,17,9,15,14,9,13,17,15,12,10,8$$
Assume a normal distribution for these data. Test whether the mean weight loss was GREATER than 10 lbs . Use $1 \%$ significance level.
1 What is the value of the TEST STATISTIC? $\qquad$ Note: Enter XXX.XX AT LEAST ONE DIGIT BEFORE THE DECIMAL, TWO AFTER and round up. Thus, 134.784 is entered as $134.78,35.295$ is entered as $35.30, .2749$ is entered as $0.27,-.5650$ is entered as -0.57 $\square$ A