From chapter 14, review activity #19. A recent survey of 200 households showed that 8 had a single male as the head of the household. Forty years ago, a survey of 200 households showed that 6 had a single male as the head of the household. Car it be concluded that the proportion has changed, based on a 95% confidence interval? Recall the confidence interval is calculated as (-0.0261, 0.0461) O A) Yes, the proportion changed since O is in the interval. B) Yes, the proportion changed since O is NOT in the interval. C) No, the proportion did not change since O is in the interval. D) No, the proportion did not change since O is NOT in the interval. O E) We cannot determine the conclusion from the confidence interval

Calculus: Early Transcendentals
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ISBN:9781285741550
Author:James Stewart
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Chapter1: Functions And Models
Section: Chapter Questions
Problem 1RCC: (a) What is a function? What are its domain and range? (b) What is the graph of a function? (c) How...
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From chapter 14, review activity #19. A recent survey of 200 households showed
that 8 had a single male as the head of the household. Forty years ago, a survey of
200 households showed that 6 had a single male as the head of the household. Car
it be concluded that the proportion has changed, based on a 95% confidence
interval? Recall the confidence interval is calculated as (-0.0261, 0.0461)
A) Yes, the proportion changed since 0 is in the interval.
B) Yes, the proportion changed since O is NOT in the interval.
C) No, the proportion did not change since 0 is in the interval.
D) No, the proportion did not change since 0 is NOT in the interval.
E) We cannot determine the conclusion from the confidence interval
Transcribed Image Text:From chapter 14, review activity #19. A recent survey of 200 households showed that 8 had a single male as the head of the household. Forty years ago, a survey of 200 households showed that 6 had a single male as the head of the household. Car it be concluded that the proportion has changed, based on a 95% confidence interval? Recall the confidence interval is calculated as (-0.0261, 0.0461) A) Yes, the proportion changed since 0 is in the interval. B) Yes, the proportion changed since O is NOT in the interval. C) No, the proportion did not change since 0 is in the interval. D) No, the proportion did not change since 0 is NOT in the interval. E) We cannot determine the conclusion from the confidence interval
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