INFERENTIAL STATISTICS

• What is inferential statistics?


  Allows us to draw conclusions or making predictions about data.
• What is the calculated value?


  Is the output of the test - whichever sign (+ or -) is fewest.
• To identify the critical value, we need the following information:

  • Is it a one-tailed (directional) or two-tailed test (non-directional)?
  • What is the p value?
• What is the conventional P value?


  0.05
• What is the n value? 


  The number of participants, not including those who experience no change.
• Reject the null hypothesis if the calculated value is less than or equal to the critical value. (accept the research hypothesis).
• What is the critical value?


  The point at which you stop accepting the null hypothesis and start accepting the research hypothesis.
• Carrots, Should, Come, Mashed, With, Swede, Under, Roast, Potato,
• Chi-square, Sign, Chi-square, Mann-Whitney, Wilcoxon, Spearman's Rho, unrelated t-test, related t-test, Pearson's r