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In: Statistics and Probability

Exercise 3. Correlation versus correlation Listed below are numerous bivariate relationships; data is graphed for each;...

Exercise 3. Correlation versus correlation

Listed below are numerous bivariate relationships; data is graphed for each; all graphs suggest a correlation. For each, please answer the following:

  1. Please state which of the following correlations imply causation or not, and why or why not. Remember, correlations must be based on valid theory to imply causation.
  2. More specifically, are the relationships direct, spurious, intervening or interactive? If it is one of the latter two (intervening or interactive), please offer an additional variable that might explain the true causal relationship.
  1. Blood pressure and age
  1. Amount of fat in diets and cancer rates
  1. Japanese passenger cars sold in US and suicides by crashing of motor vehicle
  1. Math doctorates awarded and suicides by hanging
  1. Income inequality and health and social problems
  1. GPA and hours spent playing video games

  1. Education level (less than high school) and well-being
  1. Honey bees and drug possession

  1. Wealth and well-being

  1. Per capita cheese consumption and number of people who died by becoming tangled in their bedsheets

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orchestra answered 2 years ago
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