SOLUTION: A survey of voters was used to test if the President's approval rating had dropped below 40% approval. The null hypothesis was Ho: p = .4 and the alternative was H1: p < .4. The va

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Question 1031588: A survey of voters was used to test if the President's approval rating had dropped below 40% approval. The null hypothesis was Ho: p = .4 and the alternative was H1: p < .4. The value of the test statistic was computed and was found to be -2.16. Which one of the following best approximates the p-value (observed significance)


A 0.9846
B -0.9846
C 0.0154
D 0.0308
E -0.0154

Answer by robertb(5830) About Me  (Show Source):
You can put this solution on YOUR website!
C. 0.0154
Assuming large sampling, p-value = P%28Z+%3C=+-2.16%29+=++0.0154