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TABLE 2-6
a Sample of 200 Students at a Big-Ten

question 65

Multiple Choice

TABLE 2-6
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 8020 Went Bar Hopping 3070\begin{array}{lcc} \hline &\text { Did Well in Midterm}&\text { Did Poorly in Midterm }\\\hline \text {Studying for Exam } & 80 & 20 \\\text { Went Bar Hopping } & 30 & 70\\\hline \end{array}

-Referring to Table 2-6, 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.


Definitions:

Mirror

An object that reflects light in such a way that, for incident light in some range of wavelengths, it reflects an image of what is in front of it.

Sad

A feeling characterized by sorrow, disappointment, or unhappiness.

React Strongly

To respond to a stimulus or situation with heightened emotional or physical intensity.

Disagree

To have or express a different opinion or to not consent to a viewpoint or idea.

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