A 2015 survey asked respondents whether they favored or opposed the death penalty for people convicted of
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A 2015 survey asked respondents whether they favored or opposed the death penalty for people convicted of murder. Software shows results:
x n Sample prop 95.0% CI 900 1600 0.5625 (0.554, 0.572)
Here, x refers to the number of respondents who were in favor.
(a) Show how to obtain the value reported under “Sample prop.”
(b) Can you conclude that more than half of all adults are in favor?Why?
(c) Find a 95% confidence interval for the proportion of adults who opposed the death penalty fromthe confidence interval shown for the proportion in favor.
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Related Book For 
Statistical Methods For The Social Sciences
ISBN: 9781292220314
5th Global Edition
Authors: Alan Agresti
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