Rachel is training her dog, duke, to bark when there is a knock on the door. she already knows that squeaking a mouse toy will make duke bark automatically. so, she decides to squeak the mouse and knock on the door at the same time to condition duke to bark. what is the unconditioned stimulus?

Ssignment 4: contemporary issues in modern police operations and the policing due week 10 and worth 180 points select one to two (1-2) contemporary issues in modern police operations and examine the related law enforcement agencies, change, and efficiency.

It is widely assumed that people need to engage in intellectual activities such as solving crossword puzzles or mathematics problems in order to maintain mental sharpness as they age. in fact, however, simply talking to other people—that is, participating in social interaction, which engages many mental and perceptual skills—suffices. evidence to this effect comes from a study showing that the more social contact people report, the better their mental skills. which of the following, if true, most seriously weakens the force of the evidence cited? (a) as people grow older, they are often advised to keep exercising their physical and mental capacities in order to maintain or improve them. (b) many medical conditions and treatments that adversely affect a person's mental sharpness also tend to increase that person's social isolation. (c) many people are proficient both in social interactions and in solving mathematical problems. (d) the study did not itself collect data but analyzed data bearing on the issue from prior studies. (e) the tasks evaluating mental sharpness for which data were compiled by the study were more akin to mathematics problems than to conversation.

Match the career choices to the personality traits they exhibit. tiles openness agreeableness extraversion conscientiousness pairs brian aspires to join politics and is a gifted speaker. arrowboth daphne aspires to be an investigative agent. arrowboth joe wants to pursue a career in industrial design where he wants to design cars. arrowboth jessica aspires to be a nurse and take care of the aging. arrowboth