What was the main difference between President Nixon’s approach to the “war on drugs” compared to that of President Reagan’s?

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.        

d.) continue to rise rapidly

answer; the above statement is (false);

answer; sellers provide full and accurate information about loan terms;