The Business School at a local college offers eight sections of basic statistics. Following are the number of students enrolled in these sections:

23, 56, 39, 37, 22, 20, 24, and51.

a.Calculate the range.

Range___?

b.Calculate the arithmetic mean.

Arithmetic mean=___?

c.Calculate the mean deviation.(Round the final answer to 2 decimal places.)

Mean deviation=____?

d.Interpret the range and the mean deviation.

The difference between 20 and 56 is__? On the average, the number of students enrolled deviates ___?from the mean of.