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Formulate the null and alternative hypotheses for a hypothesis test. In 1990, the average duration ...

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Formulate the null and alternative hypotheses for a hypothesis test. In 1990, the average duration ...

Question 1.

Formulate the null and alternative hypotheses for a hypothesis test.

The owner of a football team claims that the mean attendance at games is greater than 75,100.

▸ H0: μ < 75,100
Ha: μ = 75,100

▸ H0: μ = 75,100
Ha: μ < 75,100

▸ H0: μ = 75,100
Ha: μ > 75,100

▸ H0: μ > 75,100
Ha: μ = 75,100

Question 2.

Formulate the null and alternative hypotheses for a hypothesis test.

In 1990, the average duration of long-distance telephone calls originating in one town was 8.5 minutes. A long-distance telephone company wants to perform a hypothesis test to determine whether the average duration of

phone calls has changed from the 1990 mean of 8.5 minutes.

▸ H0: μ = 8.5 minutes
Ha: μ < 8.5 minutes

▸ H0: μ = 8.5 minutes
Ha: μ > 8.5 minutes

▸ H0: μ ≠ 8.5 minutes
Ha: μ = 8.5 minutes

▸ H0: μ = 8.5 minutes
Ha: μ ≠ 8.5 minutes

Textbook

Statistical Reasoning for Everyday Life

Edition: 5^th

Authors: Bennett, Briggs, Triola

Read 60 times

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jujubee600 Author

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Correct

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this is exactly what I needed

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I appreciate what you did here, answered it right Smiling Face with Open Mouth

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