According to a survey, the average American person exercises 3 hours per week. To test if the amount of exercise in Ne York City is less than the national average, a researcher decides to do a hypothesis test, at a 10% significance level. He surveys 15 New Yorkers randomly and asks them about their amount of exercise each week, on average. From the data sample mean time is 2.5 hours per week, and the sample standard deviation (s) is 1.1 hours. Ho:H S 3; Ha:µ > 3. • a = 0.1 (significance level) What is the test statistic (t-value) of this one-mean hypothesis test (with o unknown)? • Round your final answer to two decimal places.

According to a survey, the average American person exercises 3 hours per week. To test if the amount of exercise in Ne York City is less than the national average, a researcher decides to do a hypothesis test, at a 10% significance level. He surveys 15 New Yorkers randomly and asks them about their amount of exercise each week, on average. From the data sample mean time is 2.5 hours per week, and the sample standard deviation (s) is 1.1 hours. Ho:H S 3; Ha:µ > 3. • a = 0.1 (significance level) What is the test statistic (t-value) of this one-mean hypothesis test (with o unknown)? • Round your final answer to two decimal places.

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Uploaded: 2024-03-20T07:07:12.000Z
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Description: O Once you have completed your assignment, select "Next" to continue working on this unit-5 daysAccording to a survey, the average American person exercises 3 hours per week. To test if the amount of exercise in NeYork City is less than the national