Test the claim that the mean GPA of night students is larger than 2.8 at the 0.10 significance level. Based on a sample of 40 people, the sample mean GPA was 2.83 with a standard deviation of 0.07 The...

Test the claim that the mean GPA of night students is larger than 2.8 at the 0.10 significance level.


Based on a sample of 40 people, the sample mean GPA was 2.83 with a standard deviation of 0.07


The test statistic is:                                                (to 2 decimals)


The p-value is:                                                        (to 2 decimals)