The graph below shows a scatter plot of medical expenses in the past year by age for a sample of Americans. Which one of the following is a true statement about the data shown in the graph?
A) The correlation must be close to one because there is a strong relationship between age and medical expenses.
B) Using correlation on the data shown in the graph above is not appropriate because the relationship shown in the graph is not linear.
C) Both A and B are true statements.
D) Neither A nor B is a true statement.

Question

The graph below shows a scatter plot of medical expenses in the past year by age for a sample of Americans.  Which one of the following is a true statement about the data shown in the graph?
A) The correlation must be close to one because there is a strong relationship between age and medical expenses. 
B) Using correlation on the data shown in the graph above is not appropriate because the relationship shown in the graph is not linear. 
C) Both A and B are true statements. 
D) Neither A nor B is a true statement.

Quizplus · Accepted Answer

The Answer of The graph below shows a scatter plot of medical expenses in the past year by age for a sample of Americans.  Which one of the following is a true statement about the data shown in the graph?
A) The correlation must be close to one because there is a strong relationship between age and medical expenses. 
B) Using correlation on the data shown in the graph above is not appropriate because the relationship shown in the graph is not linear. 
C) Both A and B are true statements. 
D) Neither A nor B is a true statement.

The Graph Below Shows a Scatter Plot of Medical Expenses