A Researcher Sampled 25 Participants and Measured Their Alcohol Consumption

Multiple Choice

A researcher sampled 25 participants and measured their alcohol consumption (in ounces) in both a home and a bar setting.If the mean difference in satisfaction ratings for this sample was 11.4 ± 2.5 (M_D ± S_MD) ,then what is the decision at a .05 level of significance?

A) Alcohol consumption significantly differed, t(23) = 4.56.
B) Alcohol consumption significantly differed, t(24) = 4.56.
C) Alcohol consumption significantly differed, t(23) = 22.80.
D) Alcohol consumption significantly differed, t(24) = 22.80.