Question: (b) Perform a hypothesis test to determine whether you can conclude that the mean score in 2019 differs from the mean score in 2018 .

(b) Perform a hypothesis test to determine whether you can conclude that the mean score in

2019

differs from the mean score in

2018

. Assume the population standard deviation is

=104

. Use the

=0.05

level of significance and the

P

-value method with the TI-84 Plus calculator.

State the null and alternate hypotheses.

:H0

:H1

This hypothesis test is a (Choose one) test.

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