Sima believes that wearing black clothing causes people to behave more aggressively. in her experiment, she randomly assigns people into two groups. in group a, participants are given black shirts to wear, while participants in group b are given white shirts to wear. each participant is then asked to play a violent video game for fifteen minutes and his or her score is computed. in this experiment, each participant's video game score is the variable.

a) dependent
b) random
c) independent
d) confounding

The principle that the geoglical processes that we see today have occurred through out earths history is called

The defendant, angered because a rival gang member had twice beaten him up after school, obtained a heavy lead pipe and waited in a deserted alleyway which he knew the rival took as a route home every day after school. when his enemy came walking down the alley, the defendant leapt out behind him and smashed the pipe into the victim's head, knocking him to the ground. the defendant then rolled the victim over and pounded his face with 15 to 20 heavy blows with the lead pipe, killing him. the jurisdiction defines first degree murder as murder committed with premeditation and deliberation. all other murders are defined as second degree murders. why will the defendant be convicted of first degree murder (as opposed to second degree murder)?

Applying main ideas what is the most important power of congress? a. fix standard weights and measures c. make the nation’s laws b. establish post offices d. borrow money select the best answer from the choices provided