What is a risk? a. attempt to attack some weakness b. some bad thing that might happen c. weakness that may be exploited d. likelihood that an attack will succeed against a weakness?

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.