Category: F.A.Q

Type I and Type II Errors

Software for Power Analysis: GPOWER

Software for Power Analysis GPOWER3 for performing power analysis can be downloaded from the following website:  

Which statistical analysis is appropriate?

The choice of statistical analysis depends on a number of factors such as type of dependent and independent variables (i.e., Categorical, Ordinal, or Scalar), number of variables, whether the underlying assumption is met, and many more. A nice illustration for decision-making process can be found under the “resources” tab of this website.