6.A researcher wants to know if being male, female or other, AND being a teacher or a nurse, are predictive of income. They should use

a.factorial design

b.chi squared test for independence

c.ch squared goodness of fit

d.repeated measures anova

7.In order to choose what statistical test you can use you need to know

a.Which variable you are considering your IV, and which variable you are considering your DV

b.whether a variable is categorical

c.all are things you need to know before choosing a statistical test

d.whether a variable is scaled

8.A researcher has a group of people do yoga, aerobics and weight training programs, and after each program he measures their muslce mass. He should use

a.a repeated measures T test

b.a factorial anova

c.a univariate anova

d.a repeated measures anova

9.A researcher wants to measure if married or unmarried people have longer life spans, in years. They should use

a.a related measures t test

b.a pearson r

c.a chi squared

d.an independent samples T test

10.a researcher wants to study whether a students being employed or not employed predicts GPA. They should use

a.a chi squared test for independence

b.a pearson r correlation

c.an independent samples T test

d.a chi squared goodness of fit test