Suppose the following data set represents the starting salaries for the population of teachers from nine states:
$31.184
$43.839
$35.358
$31,606
$33.549
$39 196
$35,541
$34.972
$39.94
Part A: Calculate the mean of the data set. (3 points)
Part B: Calculate the five-number summary: (3 points)
Part C: Calculate the standard deviation of this data set. (4 points) (10 points)