The number of hours worked for a random sample of 8 part-time employees were as follows:

8

9

12

12

16

17

18

29

Using the raw data, determine the following. Do not round final answers.

a. Mean: _____ hours

b. Median:_____ hours

c.Mode:_____ hours (Note:If there is no mode exists, write NONE)

d. Range:_____ hours

e. Sample Standard Deviation:_____ hours

f. Sample Variance:_____ hours