These weekly exercises provide the opportunity for you tounderstand and apply statistical methods and analysis. Unlessotherwise stated, use 5% (.05) as your alpha level (cutoff forstatistical significance). #
1. Which type of ANOVA would you use for each of the studiesbelow? • One-way between subjects (independent groups) • One-waywithin subjects (repeated measures) • Two-way between subjects
a. Measure the self-esteem of the same group of college studentsat the beginning, middle and end of their freshman year.
b. Compare math skills for three different professional groups:physicians, attorneys and psychologists.
c. Measure Body Mass Index (BMI) for persons who take SupplementX vs. a placebo and who either exercise regularly or don’t. Sothere are four groups: 1) Exercise/Take Supplement X, 2) Don’tExercise/Take Supplement X, 3) Exercise/Take Placebo, 4) Don’tExercise/Take Placebo
d. Look at satisfaction with mental health services based on theclient’s ethnicity (White, Black, Hispanic, Asian or Other) and howthey were greeted on their initial visit (receptionist smiles ordoes not smile).
