Scatter Plots

What type of correlation does this graph have?

• positive

• negative

• none

• all of the above

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

• Graph A

• Graph B

• Graph C

• Graph D

The scatterplot below suggests which of the following types of data relationship?

• Weak, negative

• weak, positive

• strong, negative

• strong, positive

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

• A

• B

• C

• D

Which sentence describes the relationship shown on this scatter plot?

• As the temperature decreases, the visitors increase. 

• As the temperature increases, the number of visitors increases. 

• As the visitors increase, the temperature decreases. 

• No correlation

• As the age of the car increases, the asking price increases.

• As the age of the car increases, the asking price decreases.

• The age of the car does not affect the asking price.

• The asking price consistently decreased by $10,000 per year.

Which would NOT likely be the variables represented on the scatter plot?

• The number of miles driven and the gallons of gas used.

• The number of students in a school and the number of unused lockers.

• The number of items ordered at a restaurant and the cost of the bill.

• The number of customers in a store and the length of the wait at the register.

This scatterplot could show the relationship between which two variables?

• speed of an airplane (x) vs. distance traveled in one hour (y)

• outside air temperature (x) vs. air-conditioning costs (y)

• age of an adult (x) vs. height of an adult (y)

• distance traveled (x) vs. gas remaining in the tank (y)

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 would NOT likely be the variables represented on the scatter plot in #9?

• The number of miles driven and the gallons of gas used

• The number of students in a school and the number of unused lockers

• The number of items ordered at a restaurant and the cost of the bill

• The number of customers in a store and the length of the wait at the register