Rule of R

• Stats tests with letter R in their name?


  Calculated value has to be equal to or more than the critical value for statistical significance
• Statistical tests with no R in their name?


  Calculated value has to be equal to or less than the critical value for statistical significance
• Stats tests with R in their name?

  • chi-squared
  • unrelated t-test
  • spearmans RHO
  • Pearsons R
  • related t-test
• Stats tests without r in their name?


  sign test, wilcoxon, mann-whitney
• Always compare what?

  Calculated TO CRITICAL
• Those stat tests with an R in their name are those where the calculated value must be equal to or moRe than the critical value