Trevor drank more than usual last night and does not remember how he got home or where his car is parked. his friends tell him he was too drunk to drive, so they called him a cab. what term is used to describe what happened to trevor?
a) blackoutb) passed outc) hangoverd) disinhibition

Using mr smith and his id, identify two potential internal validity threats that might affect the a—b design. tell me how that threat might impact conclusions in the a—b design. note #1: you cannot use maturation (since i already did that one for note #2: there are some mr smith id threats that won’t have much impact in a single case design.