# Question

State the null and alternative hypotheses used to test each of the following claims:

a. The mean reaction time is less than 1.25 seconds.

b. The mean score on that qualifying exam is different from 335.

c. The mean selling price of homes in the area is no more than $230,000.

a. The mean reaction time is less than 1.25 seconds.

b. The mean score on that qualifying exam is different from 335.

c. The mean selling price of homes in the area is no more than $230,000.

## Answer to relevant Questions

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