It is claimed that in a bushel of peaches, less than ten percent are defective. A sample of 400 peaches is examined and 50 are found to be defective. What is the critical value for $\alpha$ = 0.025?
A) 1.96
B)$\pm$ 1.65
C) -1.96
D) -1.65

Question

Quizplus · Accepted Answer

For a one-tailed test with $\alpha$ = 0.025, the critical value is -1.96.

It Is Claimed That in a Bushel of Peaches, Less α\alphaα

It Is Claimed That in a Bushel of Peaches, Less $\alpha$