"refers to researchers' assignment of participants to groups by chance, to reduce the likelihood that an experiment's results will be due to preexisting differences between groups."
true/false

Random assignment

Explanation:

This is when a researcher randomly assigns participants to groups randomly and without any preference or bias, in order to reduce the probability of the result being influenced by preexisting variation between groups. Hence if the question above asks if random assignment "refers to researcher'" as stated, then the answer is True.

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

the answer is: c. c.it limited the president’s power to start wars.

the war powers resolution of 1973 requires the president to notify the congress whenever the president wanted to order a military operation to other countries within 48 hours. if after being reviewed the congress disagree with the proposal, that the president will be banned from ordering the operation.