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Define sample proportion of the extraterrestrial life

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Reference no: EM131729484

Question: In a survey of 190 college students, 134 students said that they believe there is extra terrestrial life (Data source: pennstate3 dataset at the companion website).

a. Find p^ = sample proportion who believe that there is extraterrestrial life.

b. Find a 95% confidence interval estimate of the proportion of all college students who believe that extraterrestrial life exists.

Reference no: EM131729484

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