A study of 600 college students taking Statistics 101 revealed that 54 students received the grade of A. Typically 10% of the class gets an A. The difference between this group of students and the expected value is not significant at the 0.05 level. What does this mean in this case?
A) The probability that the difference occurred due to chance is less than 0.05.
B) The probability of getting an A is 10% and only 9% got an A in this study. The difference is less than 5% so it is not significant.
C) There is not enough information to make any conclusion.
D) The probability that the difference occurred due to chance is more than 0.05.

Question

Quizplus · Accepted Answer

The statement means that the observed difference between the actual percentage of students who got an A (9%) and the expected percentage (10%) is not statistically significant, implying that the probability of this difference occurring by chance is greater than 0.05.

A Study of 600 College Students Taking Statistics 101 Revealed