Belief in Haunted Places A random sample of 255 college students were asked if they believed that places could be haunted, and 87 responded yes. Estimate the true proportion of college students who believe in the possibility of haunted places with 90% confidence. According to Time magazine, 37% of Americans believe that places can be haunted. Round intermediate and final answers to at least three decimal places.

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A:

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A: Given that  p=16%=0.16 , Margin of error=E=5%=0.05 91% confidence level

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A: Homogeneity is an critical characteristic in the sample for many surveys.

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Q: Confidence level-99%, degrees of freedom=19 JE

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A: Margin of error can be calculated as shown below.

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A: Given that,

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Q: 12. Critique Reasoning For two weeks, the school librarian recorded the number of library books…

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A: p=0.80, n=625

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A: Population proportion: If the proportion is computed for population it is termed as population…