Did you hear about the cheese factory that exploded in France?

this null effect is caused by a weak manipulation and ineffective internal validity. in a scientific study, as the one dr. morimoto is trying to perfom, internal validity refers to the confidence placed in the cause-effect relationship and to how well an experiment is done and able to eliminate confounding variables.        

it is going to be account a

answer; the values, beliefs, and assumptions about appropriate behavior that members of an organization share;