This topic contains a solution. Click here to go to the answer

Author Question: Eric is conducting a study in which he compares people who are over 60 to people who are 40 to ... (Read 70 times)

Yi-Chen

  • Hero Member
  • *****
  • Posts: 550
Eric is conducting a study in which he compares people who are over 60 to people who are 40 to people who are in their 20s. He compares them on their level of narcissism. He finds that younger people are more narcissistic, and concludes that narcissism weakens as a person ages. A colleague points out to him that perhaps the younger people are more narcissistic not because of their age, but because they were surrounded by social media as they grew up, and that exposure to things like Facebook might be what promotes narcissism rather than youth. The older participants were not exposed to Facebook in their early years. Eric's colleague is raising the possibility of a(n) _____ effect.
 
  a. placebo
  b. experimental
  c. cohort
  d. longitudinal

Question 2

One evolutionary theory is that the mesolimbic dopamine system is not strictly a reward-based system but one intricately involved in
 
  a. dominance motivation.
  b. survival motivation.
  c. reproduction.
  d. enjoyment motivation.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

joneynes

  • Sr. Member
  • ****
  • Posts: 376
Answer to Question 1

c

Answer to Question 2

b




Yi-Chen

  • Member
  • Posts: 550
Reply 2 on: Jun 22, 2018
Great answer, keep it coming :)


hramirez205

  • Member
  • Posts: 345
Reply 3 on: Yesterday
Excellent

 

Did you know?

Automated pill dispensing systems have alarms to alert patients when the correct dosing time has arrived. Most systems work with many varieties of medications, so patients who are taking a variety of drugs can still be in control of their dose regimen.

Did you know?

Despite claims by manufacturers, the supplement known as Ginkgo biloba was shown in a study of more than 3,000 participants to be ineffective in reducing development of dementia and Alzheimer’s disease in older people.

Did you know?

Though methadone is often used to treat dependency on other opioids, the drug itself can be abused. Crushing or snorting methadone can achieve the opiate "rush" desired by addicts. Improper use such as these can lead to a dangerous dependency on methadone. This drug now accounts for nearly one-third of opioid-related deaths.

Did you know?

Eating carrots will improve your eyesight. Carrots are high in vitamin A (retinol), which is essential for good vision. It can also be found in milk, cheese, egg yolks, and liver.

Did you know?

Your chance of developing a kidney stone is 1 in 10. In recent years, approximately 3.7 million people in the United States were diagnosed with a kidney disease.

For a complete list of videos, visit our video library