Mathematics, 17.08.2021 18:10 allieballey0727
USA Today reported that about 47% of the general consumer population in the United States is loyal to the automobile manufacturer of their choice. Suppose Chevrolet did a study of a random sample of 1001 Chevrolet owners and found that 482 said they would buy another Chevrolet. Does this indicate that the population proportion of consumers loyal to Chevrolet is more than 47%? Use α = 0.01.
(a) What is the level of significance?
State the null and alternate hypotheses.
H0: p > 0.47; H1: p = 0.47
H0: p = 0.47; H1: p ≠0.47
H0: p = 0.47; H1: p < 0.47
H0: p = 0.47; H1: p > 0.47
(b) What sampling distribution will you use?
The standard normal, since np < 5 and nq < 5.
The Student's t, since np > 5 and nq > 5.
The standard normal, since np > 5 and nq > 5.
The Student's t, since np < 5 and nq < 5.
What is the value of the sample test statistic? (Round your answ
Answers: 2
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