What did the lead researcher fail to do in the stanford prison experiment? a. he failed to acquire adequate permission from the university institutional review board. b. he failed to adequately separate his psychological duties from his experimental role. c. he failed to aggressively recruit subjects from a diverse enough population. d. he failed to properly advise subjects of their rights before the experiment began.
not c

Match the item to the definition: indirect correlation, correlational research, correlational research, covary, pearson correlation coefficient, pearson correlation coefficient, direct correlation a. used to describe the relationship between two or more naturally occurring variables b. determines whether scores on the two variables covary c. whether two variables vary or change together d. denoted by the symbol "r" e. provides information about the sign (direction) and magnitude(strength) of the linear relationship. f. when the correlation is positiveg. when the correlation is negative