7.5.C.20 - Estimating a Population Proportion – Exit Ticket

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2 questions

Thirty seventh graders each took a random sample of 10 middle school students
and asked each student whether or not they like pop music. Then, they calculated
the proportion of students who like pop music for each sample. The dot plot
below shows the dist

There are three dots above 0.2. What does each dot represent in terms of this scenario?

Based on the dot plot, do you think the proportion of the middle school students at this school who like pop music is 0.6? Explain why or why not.

From EngageNY.org of the New York State Education Department. Grade 7 Mathematics Module 5, Topic C, Lesson 20. Internet. Available from https://www.engageny.org/resource/grade-7-mathemat...; accessed 8/Apr/2016.