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unit 3 quiz 3
Quiz Submissions - Unit 3 Quiz Question 1 2 / 2 points Consider the following null and alternative hypotheses. Ho: μ ≤ 67 Ha: μ > 67 These hypotheses: Correct Response 1) indicate a one-taile...
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Quiz Submissions - Unit 3 Quiz Consider the following null and alternative hypotheses. Ho: μ ≤ 67 Ha: μ > 67These hypotheses:
1) indicate a one-tailed test with a rejection area in the right tail
2) indicate a one-tailed test with a rejection area in the left tail
3) indicate a two-tailed test
4) are established incorrectly
5) are not mutually exclusive
Quest
ion point
s
Consider the following null and alternative hypotheses. Ho: μ = 67 Ha: μ ≠ 67
These hypotheses:
1) indicate a one-tailed test with a rejection area in the right tail
2) indicate a one-tailed test with a rejection area in the left tail
3) indicate a two-tailed test
4) are established incorrectly
5) are not mutually exclusive Quest
ion points
The normal distribution is used to test about a population mean for large samples if the population standard deviation is known. "Large" is usually defned as: 1) at least 10
2) at least 5% of the population size
3) at least 30
4) at least 12
5) at least 100
Ques
tion point
s
Consider the following null and alternative hypotheses. Ho: p < 0.16 Ha: p > 0.16
These hypotheses:
1) indicate a one-tailed test with a rejection area in the right tail
2) indicate a one-tailed test with a rejection area in the left tail
3) indicate a two-tailed test
4) are established incorrectly
5) are not mutually exclusive
Ques
tion point
s
A company produces an item that is supposed to have a 6-
inch hole punched in the center. A quality control inspector is concerned that the machine that punches the hole is "out-of-
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