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Understanding Correlation vs. Causation: Debunking Myths

Dive into the concepts of correlation and causation through fun examples like ice cream sales and shark attacks. Learn about correlation coefficients and their interpretation in data sets. Discover the difference between correlation and causation in this engaging lesson.

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Understanding Correlation vs. Causation: Debunking Myths

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  1. Warm Up: 2/20 Is the statement true? Why or why not? • If I wash my hands, I will not get sick. • If I wear my favorite football jersey, my team will win the game. • If I am a good driver, I will not get in any accidents. • If I memorize the answers to the questions on the study guide, I will do well on the test.

  2. February 20th Agenda: • Warm Up • Correlation • Causation • Exit Slip Essential Question: What is a correlation coefficient, and what does it tell us about two data sets?

  3. Correlation: Turn to pg. 534 in your workbook.

  4. Correlation:

  5. Brain Break! Which actor/actress would you choose to play you in a movie about your life? Why? 6 O’clock

  6. Correlation vs. Causation:

  7. Correlation vs. Causation: • Is selling ice cream necessary for shark attacks to occur? • Is selling ice cream sufficient for shark attacks to occur? • Is there a correlation between ice cream sales and shark attacks? • Is it true that ice cream sales cause shark attacks?

  8. Correlation vs. Causation:

  9. Correlation vs. Causation: • Is an increase in the number of pirates necessary for the global temperature to increase? • Is an increase in pirates sufficient for the global temperature to increase? • Is there a correlation between the number of pirates and the global temperature? • Is it true that the number of pirates causes the global temperature to change?

  10. Correlation vs. Causation:

  11. Brain Break! You are stranded on a deserted island. You have three items with you (not including a phone, boat, raft, plane, or any other way off the island). What three items do you have with you? 4 O’clock

  12. Correlation: Turn to pg. 538 in your workbook.

  13. Homework: Pg. 493-495 (1-6 all)

  14. Exit Pass: Homework: Pg. 493-495 • What value of r best represents the scatterplot to the right. • Describe the meaning of this value r. • Is there causation? Explain.

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