Scatter Plot Graph

What is a Trend line?

• A line on a scatter plot that shows a correlation.

• A line showing the relationship between 2 sets data most accurately

• When 2 sets data are not related.

• Predicting a value OUTSIDE the range of known values.

What is a line of best fit?

• A line on a scatter plot that shows a correlation.

• A line showing the relationship between 2 sets data most accurately

• When 2 sets data are not related.

• Predicting a value OUTSIDE the range of known values.

What is the trend for this scatter plot

• Negative

• Positive

• None

Mrs. Collins made a scatterplot to show the relationship between the number of absences and a student’s final exam score. Based on this scatterplot, a student with 12 absences should get approximately what score on the final exam?

• 60

• 92

• 70

• 76

Which sentence describes the relationship shown on this scatter plot?

• As the temperature decreases, the visitors increase.

• As the temperature increases, the number of visitors increases.

• As the visitors increase, the temperature decreases.

• No correlation

Which scatter plot show a positive relationship?

• Graph A

• Graph B

• Graph C

• Graph D

Mrs. Collins made a scatterplot to show the relationship between the number of absences and a student’s final exam score. Based on this scatterplot, a student with 6 absences should get approximately what score on the final exam?

• 85

• 92

• 70

• 76

Based on the graph, if Joe earned $400, how many hours did he work?

• 25 hours

• 35 hours

• 45 hours

• 15 hours

What type of association is represented in this graph?

• negative

• positive

• no correlation

What type of association is represented by this graph?

• negative

• positive

• no correlation