Consider the array data. Which of the following simple MATLAB built-in function calls is mean (data)).^2 ) / (length (data) - 1) ? equivalent to sum( (data Ostd (data) O median (data) mean (data) Ovar (data) - QUESTION 7 The array data has 10 elements, is in sorted order, and some of the values are given as follows: . data (3) is 5 . data (4) is 5 . data (5) is 7 . data (6) is 10 . data (10) is 12