Answer these two questions in complete sentences for me please. 1. Describe John and Lugenia Hope’s contributions to the fight for civil rights.

2. Describe Alonzo Herndon’s impact on the civil rights movement as a successful black business leader.

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; i believe the correct answer is (8) eight.

answer; ///biological psychologists;