Write the word or phrase that best completes each statement or answers the questions.

1. The mean age of lawyers in New York is 54.5 years. Write the null and alternative.
2. The mean utility bill in one city during the summer was less than $95. Write the null and alternative hypothesis.
3. The mean annual return for an employee’s IRA is at most 3.7 percent. Write the null and alternative hypothesis.

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