Scatterplot

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. 

Which scatter plot shows a linear association between x and y?

• Graph A

• Graph B

• Graph C

• Graph D

Describe the relationship between the variables.

• There is no relationship between the variables

• As the age increases, the height increases

• As the age increases, the height decreases

• As the height decreases, the age decreases

Which of the following lines represents the line of best fit for the scatter plot?

• A

• B

• C

• D

What type of relationship exists between the admission price and the number of visitors?

Chose the best answer

• Positive linear association

• negative linear association

• no association

• nonlinear association

What is a scatterplot?

Choose the best definition.

• A graph with a bunch of dots.

• A graph that has points plotted that form a linear relationship

• A display of points that shows the relationship between two sets of data.

• A nonlinear graph.

Identify any outliers on this graph.

• There are no outliers on this graph.

• (6,2)

• (2,6)

• (5,14) and (1,2)

What type of relationship exists between the amount of money earned and the number of bottles collected? Chose the best answer

• Positive linear association

• negative linear association

• no association

• nonlinear association

Which trend line is the best model for the data?

• Line A

• Line B

• Line C

• None of the above

Select the statement that best describes the line.

• The line is the line of best fit.

• The line is NOT a line of best fit because it does not pass through two points.

• The line is NOT a line of best fit because it does not go through the middle of the data set.

• The line is NOT a line of best fit because it does not go through the origin.