# A sample of 200 students at a Big-Ten university was taken after the midterm to ask them whether they went bar hopping the weekend before the midterm or spent the weekend studying, and whether they did well or poorly on the midterm. The following table contains the result. Did Well in MidtermDid Poorly in MidtermStudying for Exam8020Went Bar Hopping3070If the sample is a good representation of the population, we can expect ________ percent of those who spent the weekend studying to do poorly on the midterm.

Question
Asked Oct 22, 2019
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A sample of 200 students at a Big-Ten university was taken after the midterm to ask them whether they went bar hopping the weekend before the midterm or spent the weekend studying, and whether they did well or poorly on the midterm. The following table contains the result.

 Did Well in Midterm Did Poorly in Midterm Studying for Exam 80 20 Went Bar Hopping 30 70

If the sample is a good representation of the population, we can expect ________ percent of those who spent the weekend studying to do poorly on the midterm.

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Step 1

Introduction:

The sample proportion is a good estimator of the population proportion, if the sample is a good repres...

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