Your grandfather is a widower and has cancer. He is living with your parents and they are providing most of his care with the help of a home nurse. You notice that your parents' emotions and energy levels are different now

All of the following are likely to experience negative effects on their health EXCEPT

a. Althea, who is a single mother living in poverty b. Rhonda, who is an upper middle-class member of the National Association for the Advancement of White People c. Christian, who works at the Museum of Tolerance d. Stuart, who is a middle-class black who just moved to a mostly white neighborhood

If the null hypothesis is true for a one-factor within-subjects analysis of variance, then

Fobs should be _____ . a. either positive or negative depending on the direction of differences among the means b. approximately zero c. approximately 1.00 d. greater than 1.00