Scatter Plots

Which best describes the form of this scatterplot?

• linear

• nonlinear

• scattered

What best describes this association?

• positive non linear weak

• positive linear strong

• negative moderate non linear

• no association

how would you describe this association?

• positive linear strong

• positive linear weak

• positive linear moderate

• no association

How would you describe the association?

• negative linear strong with outlier

• negative non linear weak

• positive linear moderate with outlier

• outlier

describe the association

• Positive linear weak

• positive linear strong

• Positive non linear strong

• positive linear moderate

Mr. Thomas wanted to know if the amount of class time that he gave students to study affected their test scores.  What kind of relationship between class study time and test scores is shown on the scatter plot.

• No correlation

• Positive correlation

• Negative correlation

• Positive then negative correlation

Based on the line of best fit for the scatter plot, which of the following amounts is closest to the cost of a 120-minute phone call?

• $10

• $12

• $15

• $20

Which graph shows the line of best fit?

• Graph A

• Graph B

• Graph C

• Graph D

Which scatter plot show a positive relationship?

• Graph A

• Graph B

• Graph C

• Graph D

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