Correlations of Scatter Plots

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. 

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

Describe the correlation in the graph shown.

• Strong Negative

• Strong Positive

• Weak Negative

• Weak Positive

Describe the association for the scatterplot based on data plotted.

• As the weeks increase, the amount of money on the gift card increases.

• As the weeks decrease, the amount of money on the gift card increases.

• There is no relationship between the time in weeks and the amount of dollars.

• As the weeks increase, the amount of money on the gift card decreases.

Describe the strength and direction of the trend

• Weak Negative Correlation

• Strong Negative Correlation

• Weak Positive Correlation

• Strong Positive Correlation

correlation is when one set of data increases and the other set of data increases.

• Positive

• Negative

• No

As x increases, y decreases.

• no correlation

• negative correlation

• correlation coefficient

• positive correlation

Describe the correlation in the graph shown.

• Strong Negative

• Strong Positive

• Weak Negative

• No Correlation

Describe the correlation in the graph shown.

• Strong Negative

• Strong Positive

• Weak Negative

• Weak Positive