Quick reminder parametric - nonparametric relationship

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Quick reminder parametric - nonparametric relationship

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Quick reminder parametric - nonparametric relationship

  1. 1. How to decide to run a parametric or non-parametric test Are both variables scaled? Are both distributions Normal? Both Scaled At least 1 variable is Ordinal, or Nominal Both Normal At least 1 Skewed Choose a Parametric Test Are both sample sizes greater than 30? Both Greater than 30 Choose a Non-Parametric Test At least 1 is Less than 30

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