# Scatter Plots (Grade 8)

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## Scatter Plots

1.

The following scatterplot represents a positive association.

- True
- False

2.

The following scatterplot is a great example of linear association.

- True
- False

3.

If a scatter plot has a line of best fit that decreases from left to right, which of the following terms best describes the association?

- Positive association
- Negative association
- Constant association
- Nonlinear association

4.

The scatterplot represents what type of association?

- Positive Association
- Negative Assocation
- Constant Assocation
- Nonlinear Association

5.

Which of the following best describes the points in this scatterplot?

- Increasing linear
- Decreasing linear
- Constant linear
- None of these

6.

What is the difference between a scatter plot that has a constant association versus a positive association?

- A constant association increases upward, while a positive association does not.
- A constant association increases upward, while a positive association decreases to the left.
- A constant association neither increases nor decreases, while a positive association increases to the right.
- A constant association increases upward, while a positive association decreases.

7.

Which two scatter plots both show positive correlation?

8.

Which of the following best describes the points in this scatterplot?

- Increasing linear
- Decreasing linear
- Nonlinear
- None of these

9.

If the four data points listed were added to the scatter plot, which point would be an outlier?

- (10, 175)
- (30, 70)
- (50, 100)
- (70, 45)

10.

How is a scatter plot that shows no correlation different from a scatter plot that shows a negative correlation?

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