Elwin Osbourne,CIO at GFS,Inc.,suspects that at least 25% of e-mail messages sent by GFS employees are not business related. A random sample of 300 e-mail messages was selected to test this hypothesis at the 0.01 level of significance. Sixty of the messages were not business related. The appropriate decision is _______.
A) increase the sample size
B) gather more data
C) maintain status quo
D) fail to reject the null hypothesis
E) reject the null hypothesis
Correct Answer:
Verified
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