How do you figure out if doing more homework means getting a higher test

grade?Should I do my

homework?

In this lesson you will learn how to interpret a scatter plot

by identifying clusters and outliers.

Let’s ReviewLet’s Review

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Let’s ReviewA Common Mistake

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Lette

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eWhere are the clusters and

outliers?

Let’s ReviewCore Lesson

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These points form a tight cluster in an upward pattern.

Let’s ReviewCore Lesson

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So, homework and tests

scores ARE related!!

Let’s ReviewCore Lesson

This point is an outlier.

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Let’s ReviewCore Lesson

I don’t really understand.

I get nervous when I test. I can’t remember

how many assignments I did.

Possible reasons for this outlier….

Let’s ReviewCore Lesson

Yes! Doing more homework means getting a higher

test grade MOST of the time!

The clusters tell me that I should do

my homework!

In this lesson you learned how to interpret scatter plots by

identifying clusters and outliers.

Let’s ReviewGuided Practice

Circle and describe the pattern of the cluster of points in this graph.

Box any outliers if found.Hours watching TV

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Let’s ReviewExtension Activities

Survey 10 people and construct your own scatter plot with the results. Look for any clusters and explain your findings. Box an outlier(s). Give possible reasons for the outlier(s).

Let’s ReviewExtension Activities

Find a data table in your local newspaper that compares two pieces of data. Construct a scatter plot using the data found. Look for any clusters and explain your findings. Box an outlier(s). Give possible reasons for the outlier(s).

Let’s ReviewQuick Quiz

Identify the outlier in the graph. Give possible reasons for the outlier.

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