A Study of the Effects of Sedating and Nonsedating Antihistamines

Multiple Choice

A study of the effects of sedating and nonsedating antihistamines on driving impairment was done in a driving simulator. Volunteers were randomly assigned to take either a sedating antihistamine, a nonsedating antihistamine, or a placebo. Their steering instability in the simulator was recorded on a quantitative scale. To analyze these data, which inference procedure would you use?

A) z test
B) t test
C) ANOVA F test
D) Chi-square test