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Probability and Statistics

Probability and Statistics

Scatter Plots Exercises

Example 1

Draw a scatter plot for the following set of data:

Example 2

Draw a scatter plot for the following set of data:

Example 3

Draw a scatter plot for the following set of data:

Example 4

Determine if the following scatter plot shows positive correlation, negative correlation, or no correlation.

Example 5

Determine if the following scatter plot shows positive correlation, negative correlation, or no correlation.

Example 6

Determine if the following scatter plot shows positive correlation, negative correlation, or no correlation.

Example 7

As the temperature becomes warmer, June is able to spend more time outside.

This statement is talking about two variables: temperature, and length of time June spends outside. If she's wearing enough SPF, she may even stay outside the entire month of June. We wouldn't recommend it, though.

Do these two variables have positive correlation, negative correlation, or no correlation?

Example 8

As the number of wolves in the forest increases, the number of deer in the forest decreases.

What are the two variables being discussed here? Do they have positive correlation, negative correlation, or no correlation?

Example 9

Every day the weatherwoman predicts the high temperature for the day. Every day Loren records the high temperature of the day according to his thermometer. As far as Loren can tell, the weatherwoman's prediction has nothing to do with the actual high temperature for the day.

What are the two variables being discussed here? Do they have positive correlation, negative correlation, or no correlation?

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