日周三 5. A survey of a random sample of 1,045 young adults found that 60 percent do not have a landline telephone number. A hypothesis test will be used to determine whether the data provide convincing statistical evidence that more than 50 percent of all young adults do not have a landline telephone number. Which of the following is the test statistic for the appropriate test? 0.50 – 0.60 (A) (0.50)(0.50) 1,045 0.50 – 0.60 (B) (0.40)(0.60) 1,045 0.60 – 0.50 (C) (0.50)(0.50) V 1,045 0.60 – 0.50 (D) (0.40)(0.60) 1,045 0.60 – 0.50 (E) (0.40)(0.60) V1,045

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下午1:20 4月20日周三
7 62%
•..
5. A survey of a random sample of 1,045 young adults found that 60 percent do not have a landline telephone
number. A hypothesis test will be used to determine whether the data provide convincing statistical evidence
that more than 50 percent of all young adults do not have a landline telephone number. Which of the following
is the test statistic for the appropriate test?
0.50 – 0.60
(A)
(0.50)(0.50)
1,045
0.50 – 0.60
(В)
(0.40)(0.60)
1,045
0.60 – 0.50
(C)
(0.50)(0.50)
1,045
0.60 – 0.50
(D)
(0.40)(0.60)
1,045
0.60 – 0.50
(E)
(0.40)(0.60)
V1,045
Transcribed Image Text:下午1:20 4月20日周三 7 62% •.. 5. A survey of a random sample of 1,045 young adults found that 60 percent do not have a landline telephone number. A hypothesis test will be used to determine whether the data provide convincing statistical evidence that more than 50 percent of all young adults do not have a landline telephone number. Which of the following is the test statistic for the appropriate test? 0.50 – 0.60 (A) (0.50)(0.50) 1,045 0.50 – 0.60 (В) (0.40)(0.60) 1,045 0.60 – 0.50 (C) (0.50)(0.50) 1,045 0.60 – 0.50 (D) (0.40)(0.60) 1,045 0.60 – 0.50 (E) (0.40)(0.60) V1,045
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