Question: Develop a null and alternate hypothesis for each: A)A statistics Professor claims that students will average better than 90 on the final assignment. B)An auto

Develop a null and alternate hypothesis for each:

A)A statistics Professor claims that students will average better than 90 on the final assignment.

B)An auto mechanic claims that the average price of a tune up in this market is no more than $200.

C)A stock broker proclaims that his company's average portfolio is equal to the industry average of $1,000,000.

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