Explore BrainMass

Hypothesis Testing Rejection and P-Values

This content was STOLEN from BrainMass.com - View the original, and get the already-completed solution here!

Consider the hypothesis test given by
H0: u =530
H1: u does not = 530
In a random sample of 85 subjects, the sample mean is found to be 522.3. Also, the population standard deviation is 29.

Determine the p-value for this test. Is there sufficient evidence to justify the rejection of H0 at the "alpha" level of 0.01? Please explain your answer.

© BrainMass Inc. brainmass.com December 20, 2018, 9:54 am ad1c9bdddf

Solution Preview

Answer: The test statistic z = (xbar-mu)/[sd/sqrt(n)] = ...

Solution Summary

The Expert examines hypothesis testing, p-values, and subsequent rejection of the null hypothesis.