Essay
Use the following
February 12, 2009 marked the 200th anniversary of Charles Darwin's birth. To celebrate, Gallup, a national polling organization, surveyed 1,018 randomly selected American adults about their education level and their beliefs about the theory of evolution. In their sample, 325 of their respondents had some college education and 228 were college graduates. Among the 325 respondents with some college education, 133 said that they believed in the theory of evolution. Among the 228 respondents who were college graduates, 121 said that they believed in the theory of evolution.
-Verify that the sample size is large enough in each group to use the normal distribution to construct a confidence interval for a difference in proportions.
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= 0.409 = sample proportion of those wi...View Answer
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Correct Answer:
Verified
= 0.409 = sample proportion of those wi...View Answer
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