Line Graph and Scatter Plot

Mark the hot spot that shows the arrow that points to the line of best fit in this scatter plot.

Mark the hot spot that shows the arrow that points to the outlier.

A linear function creates a ​ (a)   when represented on a graph.​

• straight line

• scatter plot

• bar graph

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

• A

• B

• C

• D

The scatter graph shows the relationship between the age of a car and its value.

Describe the correlation shown on the diagram

• Positive

• Negative

• No Correlation

Which scatter plot show a positive relationship?

• Graph A

• Graph B

• Graph C

• Graph D

What is a line of best fit used for?

• To connect the points

• To make predictions

• To make the graph look pretty

• To make it look like you know what you are doing

The scatter graph shows the relationship between the amount of rainfall and the number of umbrellas sold each day.

Which statements are true?

• The greater the amount of rainfall, the fewer umbrellas sold

• The greater the amount of rainfall, the more umbrellas sold

• The smaller the amount of rainfall, the fewer umbrellas sold

• The smaller the amount of rainfall, the more umbrellas sold

The scatter graph shows the relationship between the age of a car and its value.

Which statements are true?

• The younger the car, the higher its value

• The older the car, the lower its value

• As the car gets older, the cheaper it gets

• The car is most expensive in the first few years

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

• A

• B

• C

• D