# A correlation of r = 0.85 is found between weekly sales of firewood and cough drops over a 1-year period. Which of the following is a correct interpretation of this correlation value? a. There is a pretty strong positive linear relationship between sales of firewood and cough drops. b. Temperature is a possible lurking variable that is behind this relationship. c. Fire must be the cause of coughing.

2 answers

###### Question:

A correlation of r = 0.85 is found between weekly sales of firewood and cough drops over a 1-year period. Which of the following is a correct interpretation of this correlation value?

a. There is a pretty strong positive linear relationship between sales of firewood and cough drops.

b. Temperature is a possible lurking variable that is behind this relationship.

c. Fire must be the cause of coughing.

a. There is a pretty strong positive linear relationship between sales of firewood and cough drops.

b. Temperature is a possible lurking variable that is behind this relationship.

c. Fire must be the cause of coughing.

## Answers

Answer:A) There is a pretty strong positive linear relationship between sales of firewood and cough drops.Explanation:Correlation coefficient: It is used to analyze the relationship between two variables, the greater it is the stronger the relationship will be.Sales of firewood affects cough drops, they have a direct and strong positive relationship.

Answer:Both A and B are true.

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