At the beginning of the semester, I asked a class of students to rate how extrovertedthey were on a scale from 0 to 50. Of the 21 responses I received, the following are 5 ofthe scores picked at random.18 23 33 33 43a. To use these scores, should you use formulas for a population or sample?Explain. (2 points)b. Calculate the mean. (2 points)c. Calculate the median using the counting method.(2 points)d. Calculate the mode. (2 points)e. Calculate the range. (2 points)f. Calculate the standard deviation. (3 points)