There are 90 students in a lunch period, and 5 of them will be selected at random for cleaning duty every week. Each student receives a number 01-90, and the school uses a random digit table to select a simple random sample of 555 students.

Select the correct answer. employee earnings per month($) 1 1,200 2 2,600 3 1,800 4 1,450 5 3,500 6 2,800 7 12,500 8 3,200 which measure of spread is best for the data in the table? a. range b. quartiles c. interquartile range d. mean absolute deviation