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.

"i really need this answered quickly ! " how can investing in the stock market consumers reach their savings and spending goals?

The purpose of laws were to restrict the rights of african americans who lived in southern states. a) "jim crow" b) "civil rights" c) "anti prohibition" d) "reconstruction acts"

Which statement best explains “the culture of life” (plato) plz : ( a. it is the belief that all life is sacred and the implementation of policy in line with that vision b. it is the idea that human embryos should be used to find cures to medical conditions c.it is the belief that god created the world and that no one should a metal in affairs of life and death d. it is the belief that human beings have the right to determine when and how they should die