Scatter Plots (Grade 8)

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Scatter Plots

1. 
The following scatterplot represents a positive association.
Scatter Plot 4
  1. True
  2. False
2. 
The following scatterplot is a great example of linear association.
Scatter Plot 1
  1. True
  2. 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?
  1. Positive association
  2. Negative association
  3. Constant association
  4. Nonlinear association
4. 
The scatterplot represents what type of association?
Scatter Plot 1
  1. Positive Association
  2. Negative Assocation
  3. Constant Assocation
  4. Nonlinear Association
5. 
Which of the following best describes the points in this scatterplot?
Scatter Plot 3
  1. Increasing linear
  2. Decreasing linear
  3. Constant linear
  4. None of these
6. 
What is the difference between a scatter plot that has a constant association versus a positive association?
  1. A constant association increases upward, while a positive association does not.
  2. A constant association increases upward, while a positive association decreases to the left.
  3. A constant association neither increases nor decreases, while a positive association increases to the right.
  4. A constant association increases upward, while a positive association decreases.
7. 
Which two scatter plots both show positive correlation?
  1. Scatter Plot 1Scatter Plot 2
  2. Scatter Plot 3Scatter Plot 4
  3. Scatter Plot 2Scatter Plot 3
  4. Scatter Plot 4Scatter Plot 1
8. 
Which of the following best describes the points in this scatterplot?
Scatter Plot 2
  1. Increasing linear
  2. Decreasing linear
  3. Nonlinear
  4. None of these
9. 
If the four data points listed were added to the scatter plot, which point would be an outlier?
Scatter Plot 3
  1. (10, 175)
  2. (30, 70)
  3. (50, 100)
  4. (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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