College tuition: The mean annual tuition and fees for a sample of

13

private colleges in California was

$38,000

with a standard deviation of

$7900

. A dotplot shows that it is reasonable to assume that the population is approximately normal. Can you conclude that the mean tuition and fees for private institutions in California differs from

$35,000

? Use the

=0.01

level of significance and the

P

-value method with the TI-84 Plus calculator.

Part: 0 / 5

0 of 5 Parts Complete

Part 1 of 5

(a) State the appropriate null and alternate hypotheses.

H0

:

H1

:

This hypothesis test is a (Choose one) test. left right or two tailed ?