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Algebra 1

3.6.4 Determining the Type of Relationship

Algebra 13.6.4 Determining the Type of Relationship

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For each pair of variables, decide whether there is:

  • a very weak or no relationship
  • a strong relationship that is not a causal relationship
  • a causal relationship

Be prepared to show your reasoning.

1.

Number of snow plows owned by a city and mitten sales in the city

2.

Explain the reasoning for your answer to question 1.

3.

Number of text messages sent per day by a person and number of shirts owned by the person.

4.

Explain the reasoning for your answer to question 3.

5.

Price of a pizza and number of calories in the pizza

6.

Explain the reasoning for your answer to question 5.

7.

Amount of gas used on a trip and number of miles driven on the trip

8.

Explain the reasoning for your answer to question 7.

Video: Determining the Type of Relationship 

Watch the following video to learn more about using the term causal relationship.

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