A Psychology Professor Has Set a Test for 50 Students

Multiple Choice

A psychology professor has set a test for 50 students with each question passed scored as 1 and each question failed scored as 0 from a total of 100 questions.The professor conducted a one sample t-test shown in the SPSS output below. What are the values being compared in the test?

A) A test value of 50 chosen by the professor and the mean performance of the class.
B) The N of 50 and the mean performance of the class.
C) The df (49) and the upper bound of the 95% confidence interval.
D) A test value of 50 and/or the N of 50 with the mean performance of the class.
E) The rounded variance (standard deviation squared = 57.76) minus the standard deviation (7.6) = 50 (rounded) and the mean performance of the class.