Summary of Steps used to Test the Null Hypothesis(Continued:)

• State the Null Hypothesis and the associated Research Hypothesis

• Choose a statistical test with its associated statistical model

• Specify a Level of Confidence (a) and set the sample size

  • Alpha (Type I Error) - we set
  • Beta (Type II Error) - result of sample size, alpha and size of Standard Error.
  • Power of Test (Function of Alpha, Beta, Variance and N

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