You have collected BMI data on a group of 30 college-age females. You are curious to find out how your sample’s average BMI compares to the national average. After a quick Google search, you discover that the national average BMI for college-age females is 22. Which t-test do you run to see if your sample is significantly different from the national average?

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You have collected BMI data on a group of 30 college-age females. You are curious to find out how your sample’s average BMI compares to the national average. After a quick Google search, you discover that the national average BMI for college-age females is 22. Which t-test do you run to see if your sample is significantly different from the national average?

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The different types of t test are:

  • one sample t test
  • independent samples t test
  • dependent samples t test (or paired t test)
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