Test the claim that the mean GPA of night students is significantly different than 2.6 at the 0.2 significance level. Based on a sample of 50 people, the sample mean GPA was 2.55 with a standard...

Test the claim that the mean GPA of night students is significantly different than 2.6 at the 0.2 significance level.

Based on a sample of 50 people, the sample mean GPA was 2.55 with a standard deviation of 0.04


The test statistic is: ? (2 decimals)
The p-value is: ? (2 decimals)