1. The data below shows the age and the average hours slept per day for ten infants.

Age (months)

1

3

5

7

11

Hours Slept per day

14.5

14.3

14.1

13.9

13.7

2. Use the data in #1 to determine whether there is a linear correlation between infant age and hours slept per day.

Null hypothesis:

Alternative hypothesis:

Critical Value:

Test Statistic:

Decision:

Conclusion:

Using the hypothesis test result, find the best predicted hours per day of sleep for an 8 month old.