In order to maximize the chances that experimental groups represent the population of interest, researchers should conduct and a) blind sampling; random group assignment. b) blind group assignment; blind sampling. c) random sampling; random group assignment. d) blind group assignment; random sampling.

Preachers who were part of the great awakening urged people to

Which option below best represents what is included in the calculation of the united states gross domestic product (gdp)? a. 1 b. 2 c. 3 d. 4

What federal law makes marijuana illegal i know it's a schedule 1 drug but what law specifically gives the federal government the ability to arrest or fine you over marijuana i have only been able to find info on the scheduling of the drug but it never says this or that is illegal it just says that it's a schedule 1 drug i need the wording exactly my english teacher says that if i don't have it my paper is null and void