SAT scores: Scores on the math SAT are normally distributed. A sample of 28 SAT scores had standard deviation =s86.Someone says that the scoring system for the SAT is designed so that the population standard deviation will be at least =98.Do these data provide sufficient evidence to contradict this claim? Use the

=0.05 level of significance.

Part 1 of 5

State the null and alternate hypotheses.

:H0 :H1 This hypothesis test is a

Part 2 of 5

Find the critical value. Round the answer to three decimal places.

For =0.05 ,the critical value is .

Part 3 of 5

Compute the test statistic. Round the answer to three decimal places.

=2

Part 4 of 5

Determine whether to reject

H0

.

Part:4 / 5

4 of 5 Parts Complete

Part 5 of 5

State a conclusion.

There is or is not enough evidence to contradict the claim that the population standard deviation is at leas