Kizspy | Question: 41
(Choose 1 answer)
The Department of Mathematics would like to test the hypothesis that the average debt load of graduating students with a Bachelor's degree is equal to $17,000. A random sample of 34 students had an average debt load of $18,200. It is believed that the debt load follows a normal distribution with the standard deviation of $4,200. At the significance level of 0.05, the critical value(s) for this hypothesis test would be
Α. -1.96; 1.96
Β. 1.28
C. -1.28
D.-1.645; 1.645
E. None of the other choices is true
Let 20.025 1.96, 20.05 1.645 and 20.1 = 1.28.
