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Unformatted text preview: o believe that aliens have been monitoring Earth for many years. Using this information, you wish to estimate the true proportion of all college students who believe aliens have been monitoring Earth for many years. TRY THESE 12 How many successes and failures are there in the sample? (Hint: a success is a student who believes that aliens have been monitoring Earth for many years). 13 Are the newly modified criteria for approximate normality satisfied? 14 What is !, the sample proportion of college students who believe that aliens have been monitoring Earth for many years? ! = 15 What critical value corresponds to 99% confidence? !! = 16 Compute the margin of error. 17 Interpret the margin of error. 18 Compute the confidence interval for the population proportion, p. Express the interval in the form ! ± E. 19 Express...
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 Spring '14

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