As researchers manipulate the independent variable, they measure the variable to test for any effect.

Expressed powers are those that are specifically granted in the constitution. held by both the federal government and the states. considered the basis for the “necessary and proper” clause. inferior compared to powers directly given by congress.

What event was one of the greatest factors that led to massive emigration from ireland to the united states in the mid—1800s

The technique of getting a commitment from a potential customer and then changing the terms of the agreement is best described as low-balling. cognitive dissonance. reciprocal concession. the foot-in-the-door technique. a half-dozen high school students are going to a concert. chantal wants to wear a new colorful outfit that she just received as a gift, but she assumes that her five friends will all be wearing nothing but black leather. chantal decides to do likewise, and leaves her colorful outfit in the closet. chantal’s behavior is an example of conformity. resistance. reciprocation wariness. idiosyncrasy credits.