Exhibit 9-1.A university is interested in promoting graduates of its honors program by establishing that the mean GPA of these graduates exceeds 3.50.A sample of 36 honors students is taken and is found to have a mean GPA equal to 3.60.The population standard deviation is assumed to equal 0.40. Refer to Exhibit 9-1.At a 5% significance level,the decision is to _____________.
A) Reject H0;we can conclude that the mean GPA is significantly greater than 3.50
B) Reject H0;we cannot conclude that the mean GPA is significantly greater than 3.50
C) Do not reject H0;we can conclude that the mean GPA is significantly greater than 3.50
D) Do not reject H0;we cannot conclude that the mean GPA is significantly greater than 3.50
Correct Answer:
Verified
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