In a final examination the mean was 37 and median was 60. The minimum and maximum scores are zero and hundred respectively. Do you expect the distribution of the scores to be symmetrical or skewed?
Given the above information, what is the best answer?
Select one:
A. Some students got very low scores and the distribution should be skwed to the right.
B. We need the standard deviation in order to decide if the distribution is skewed or symmertical..
C. Some students got very low scores and the distribution should be skewed to the left.
D. We need to know how large the class was and how many students got low scores in order to decide if the distribution is skewed or symmetrical.