You are testing the claim that the mean GPA of night students is less than the mean GPA of day students.
You sample 50 night students, and the sample mean GPA is 2.13 with a standard deviation of 0.98
You sample 40 day students, and the sample mean GPA is 1.65 with a standard deviation of 0.86
Calculate the test statistic, rounded to 2 decimal places
Already registered? Login
Not Account? Sign up
Enter your email address to reset your password
Back to Login? Click here