In a Gallup Poll, 441 of 507 adults said it was morally wrong to clone humans. a.

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In a Gallup Poll, 441 of 507 adults said it was “morally wrong” to clone humans.

a. What proportion of the respondents believed it morally wrong to clone humans?

b. Find a 95% confidence interval for the population proportion who believed it is morally wrong to clone humans. Assume that Gallup used a simple random sample.

c. Find an 80% confidence interval (using a z* of 1.28 if you are calculating by hand).

d. Which interval is wider, and why?

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Introductory Statistics Exploring The World Through Data

ISBN: 9780321978271

2nd Edition

Authors: Robert Gould, Colleen Ryan

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Question Posted: Jul 16, 2015 10:50 AM

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In a Gallup Poll, 441 of 507 adults said it was morally wrong to clone humans. a.

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a 441507 0870 or 870 Large Sample np 441 10 and n1 p 507 441 66 10 Random Sample is given In...View the full answer

Introductory Statistics Exploring The World Through Data

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