Amber switches on an aquarium light just before feeding her fish, and the fish always swim to the top as soon as it comes on. Curious, she decides to go a week without turning on the light at feeding time, and then see if the fish still respond to the light by swimming to the top. Amber is trying to see if will occur. instinctive drift extinction counterconditioning discrimination

How do most people in israel and its neighbors differ from political extremists such as terrorists

Asociologist wants to study a culture that occurs in some women’s prisons: “state families,” in which individual prisoners take on certain roles within a group of like-minded prisoners. there is previous evidence that younger prisoners will use older inmates who play the roles of grandparents as a resource before they will turn to staff for and advice. the lieutenant in charge of a dorm of long-term prisoners offers to gather volunteers to speak to the researcher and also offers to vouch for the integrity of the researcher. the use of this staff is: a valid use of a statistical technique referred to “snowball sampling” wherein the inclusion of the first subject leads to the recruitment of another one subject.a useful tactic in obtaining a sample of prisoners who both meet the criteria and who will be honest with the researcher.wrong and is prohibited; subject selection needs to be free from intervention by prison authorities or prisoners.acceptable only when the researcher’s irb grants a special waiver.

Music the height of a wave or the amount of the wave carries is the amplitude. a.air b.nodes c.speed d.energy