10. Look at the following error bar chart. What would be the sensible conclusion?

(a) That there are main effects of the two IVs and an interaction, which are probably not attributable to sampling error

(b) That there are no main effects or interactions

(c) That there is only one main effect

(d) That there are two main effects, which are probably not attributable to sampling error, but no interaction

Transcribed Image Text:

95% CI DRVERROR 30 20 10 0 -10 N = 12 12 No alcohol ALCGROUP 12 12 Alcohol CAFGROUP No caffeine Caffeine