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7.5.C.19 - Understanding Variability When Estimating a Population Proportion – Exit Ticket

Sidst opdateret over 4 years ago

3 Spørgsmål

A group of seventh graders took repeated samples of size 20 from a bag of colored cubes. The dot plot below shows the sampling distribution of the sample proportion of blue cubes in the bag.

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Spørgsmål 1

1.

Describe the shape of the distribution.

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From EngageNY.org of the New York State Education Department. Grade 7 Mathematics Module 5, Topic C, Lesson 19. Internet. Available from https://www.engageny.org/resource/grade-7-mathemat...; accessed 8/Apr/2016.

Spørgsmål 2

2.

Describe the variability of the distribution.

Spørgsmål 3

3.

Predict how the dot plot would look differently if the sample sizes had been 40 instead of 20.