Pre-Test Question:

Chapter 7. Chapter 7 Interpreting Graphs and Recognizing Relationships

Math and Graphing Review
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You must read each slide, and complete any questions on the slide, in sequence.

The graph above shows the fuel economy and vehicle weight for a number of different types of automobiles. Based on the graph, what is the relationship between fuel economy and vehicle weight?

A.
B.
C.
D.
Correct! These two variables appear to have a negative relationship.
Sorry, these two variables appear to have a negative

1.

The graph below shows the time it takes to fully cook a turkey based on weight. Based on the graph, what is the relationship between turkey weight and time to fully cook?


A.
B.
C.
D.
Correct! These two variables appear to have a positive relationship.
Sorry, these two variables appear to have a positive relationship. Turkeys that weigh more take longer to fully cook.

2.

The graph below shows the relationship between the number of years worked and the amount of retirement savings. After 10 years of working, how much retirement savings will you have?


A.
B.
C.
D.
Correct! After working 10 years your retirement savings will be $150,000.
Sorry, after working 10 years your retirement savings will be $150,000.

3.

The graph below shows the height and intelligence for a number of people. Based on the graph, what is the relationship between height and intelligence?


A.
B.
C.
D.
Correct! These two variables do not appear to be related.
Sorry, these two variables do not appear to be related. Height does not affect intelligence.

4.

The graph below shows the fuel economy and vehicle weight for a number of different types of automobiles. Which variable is on the x-axis?


A.
B.
Correct! Vehicle Weight is on the x-axis.
Sorry, the x-axis is the horizontal axis which measures Vehicle Weight.

5.

The graph below shows the age and the number of days worker per year for a number of people. Based on the graph, what is the relationship between age and the number of days worked per year?


A.
B.
C.
D.
Correct! These variables have a non-linear relationship.
Sorry, these two variables have a non-linear relationship. For low ages they have a positive relationship and for high ages they have a negative relationship.