Question 3 7 pts Consider the following scores in the frequency table: X f 3 3 4 4 5 1 6 7 3 8 3 What is the mean? 5.4 What is the median? 5 What is the mode? 4 What is the shape of the distribution? positively skewed Calculate the sums of squares. SS = [ Select ] If this is a sample, the standard deviation is [ Select ] If this is a population, the standard deviation is [ Select ]