Fundamentals of Statistics (5th Edition)
Fundamentals of Statistics (5th Edition)
5th Edition
ISBN: 9780134508306
Author: Michael Sullivan III
Publisher: PEARSON
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2-Proportion Test
In a 2-proportion test, two separate proportions are measured at the same time, and their similarity is evaluated. It is also known as a 2-proportion z-test, and a comparison of two different proportions is done in this method.
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Chapter B.4, Problem 8AYU

Children and Childcare The General Social Survey asked a random sample of adult Americans with children two questions:

  1. (1) Do you believe there should be paid leave for childcare?
  2. (2) Do you believe children are a financial burden on parents?

Results of the survey are in the following table. Does the sample evidence suggest there is a difference in the proportion of adult Americans with children who feel there should be paid leave for childcare and the proportion who feel children are a financial burden on parents? Use an α = 0.05 level of significance.

Chapter B.4, Problem 8AYU, Children and Childcare The General Social Survey asked a random sample of adult Americans with

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Chapter B.4 Solutions

Fundamentals of Statistics (5th Edition)

Ch. B.4 - Skill Building In Problems 1 and 2, test whether...Ch. B.4 - In Problems 1 and 2, test whether the population...Ch. B.4 - NW 3. Hazardous Activities In a survey of 3029...Ch. B.4 - Income Taxes A Gallup organization survey asked...Ch. B.4 - Voice-Recognition Systems Have you ever been...Ch. B.4 - Poison Ivy Look back at the data in Table 3 on...Ch. B.4 - Gun Laws and Capital Punishment The General Social...Ch. B.4 - Children and Childcare The General Social Survey...
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