Scatter plot worksheet for Statistics
Statistics describes a scatter plot by direction, form and strength: positive or negative, linear or curved, and how tightly the points cluster. Other questions give the line of best fit and ask for a prediction.
Also taught in Algebra 1, at its own level and with its own examples.
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Free math worksheets at sigmaprep.io/worksheets© 2026 Sigma Prep
Sigma Prep · sigmaprep.io/worksheets Name Scatter Plots Date Period Answer each question. Some give you the plot, others the line.
Free math worksheets at sigmaprep.io/worksheets© 2026 Sigma Prep |
Sigma Prep · sigmaprep.io/worksheets Name Scatter PlotsAnswer keyVersion 2 Date Period Answer each question. Some give you the plot, others the line.
Free math worksheets at sigmaprep.io/worksheets© 2026 Sigma Prep |
How to do these
The line of best fit is . Predict when .
- Substitute x = 12: 2(12) + 5.
- 24 + 5 = 29.
The answer is .
Where students go wrong
Reading an association as cause and effect. Ice cream sales and sunburns rise together because both follow hot weather; a scatter plot shows that two things move together, not why.
Also called correlation.
What you can put on this worksheet
- The association, and a prediction
- Does the scatter plot show a positive or a negative association? — a scatter plot of 7 points → Negative
- Association and correlation
- What kind of association does the scatter plot show: positive, negative, or none? — a scatter plot of 11 points → Negative
- Make a scatter plot from a table
- Make a scatter plot and describe the association.
— blank axes for a scatter plot → Negative association - Draw a line of fit by eye and write it
- Make a scatter plot, draw a line that fits the data, and write its equation.
→ About - Linear or nonlinear, and which model fits
- Describe the correlation: positive, negative or none, and linear or nonlinear. — a scatter plot of 12 points → Negative, nonlinear
- Linear, quadratic or exponential
- Decide whether a line, a parabola or an exponential curve fits best, and give the direction if there is one. — a scatter plot of 10 points → Quadratic