Dr. Pritts is trying to determine whether elevated levels of a particular hormone alter rats' spatial ability. She injects rats either with the hormone or a saline solution, then times how long it takes them to find the hidden platform in a Morris Water Maze. In this problem,
a. The time to find the platform is the dependent variable
b. The platform is a factor in the experiment
c. The hormone level is a factor in the experiment
d. The saline solution is the experimental treatment
c
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Jessica, age 15, gossips, verbally insults peers, and often ostracizes others. Jessica is displaying ____
a. depressive symptoms b. relational aggression c. anxiety d. ADHD symptoms
The mean for the scores 17, 19, 19. 23, 26 is ______.
A. 17.0 B. 19.0 C. 20.0 D. 21.0
Children should first be vaccinated for polio between the ages of ____ and _____ months
Fill in the blank(s) with correct word
Freud, Lorenz, and others proposed the concept of catharsis, which is best exemplified by the idea that
A. crying makes you feel sadder. B. crying makes you feel less sad. C. emotions do not build up if they are not expressed. D. expressing emotion enhances emotional feelings.