Strong and Weak Correlations Scatter Plots

This graph shows the relationship between the outside temperature(y) and the number of customers in the ice cream shop(x). Which sentence describes what's happening in the graph?

• More customers are in the store when the temperature is lower.

• More customers are in the store when the temperature is higher.

• Fewer customers are in the store when the temperature is lower.

• Fewer customers are in the store when the temperature is higher.

What type of correlation does this graph have?

• positive

• negative

• none

• all of the above

The scatter plot shows the relationship between the number of chapters and the total number of pages for several books.  Use the trend line to predict how many chapters would be in a book with 180 pages. 

• 12 chapters

• 15 chapters

• 18 chapters

• 21 chapters

440 turtles

• 440 turtles

• 40 turtles

• 150 turtles

• 90 turtles

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?

• 65

• 92

• 60

• 76

What type of Correlation?

• Positive Correlation

• Negative Correlation

• No Correlation

The scatter plot below shows the number of books read by students in Mrs. Hall’s English class and their final grades. Which statement represents the best description about the line of best fit?

• The more books students read, the lower their English grade.

• The more books students read, the higher their English grade.

• The fewer books students read, the higher their English grade. 

• No relationship exists between the number of books students read and their English grades. 

Describe the correlation in the graph shown.

• Strong Negative

• Strong Positive

• Weak Negative

• Weak Positive

What is a scatter plot?

• A graph that shows the relationship of two data sets.

• A graph drawn using rectangular bars to show how large each value is.

• A graph that shows information that is connected in some way.

• A graph that shows data changing over time.

Describe the correlation in the graph shown.

• Strong Negative

• Strong Positive

• Weak Negative

• Weak Positive