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It is believed that Lake Tahoe Community College (LTCC) Intermediate Algebra students get less than seven...

It is believed that Lake Tahoe Community College (LTCC) Intermediate Algebra students get less than
seven hours of sleep per night, on average. A survey of 22 LTCC Intermediate Algebra students
generated a mean of 7.24 hours with a standard deviation of 1.93 hours.

A test is conducted to test the claim that LTCC Intermediate Algebra students get less than seven hours of
sleep per night, on average.   What are the hypotheses for this test?

Group of answer choices

Ho:   μ < 7
Ha:   μ > 7

Ho:  μ > 7
Ha:  μ < 7

Ho:   μ = 7
Ha:   μ ≠ 7

Ho:  μ < 7
Ha:  μ > 7

math   Statistics-And-Probability   
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Answer #1

solution :- Ho: l= Ha:c (claim) This is leff tailed test Note: - None of available option sare correct

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