How can an archaeologist infer residential from ceremonial use of areas at a settlement?

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.        

answer; sexual harassment prohibition act; is your answer,good luck

answer; negative punishment;

no questions on whether they are allowed that right