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

Author Question: James reads a magazine ad about a drug that doctors say may help college students perform better on ... (Read 86 times)

kellyjaisingh

  • Hero Member
  • *****
  • Posts: 540
James reads a magazine ad about a drug that doctors say may help college students perform better on multiple-choice type tests. Being the inquisitive person that he is, James decides to do an experiment to see if the magazine's claims are true. He administers the drug to one of his classes, and gives the other class a placebo. James then tests the students in both groups on material they have recently discussed in class. In this example, the experimental group is the ____.
 
  a. students who received the drug
  b. students who received the placebo
  c. test performance of the students
  d. age of the students

Question 2

Dr. Noyd conducts an experiment to determine whether talking to a psychiatrist makes depressed people less depressed. He randomly divides participants who scored highly on a depressive inventory into two groups.Group A discusses their problems with a psychiatrist while Group B does nothing.He finds that Group A shows significantly more improvement in their depression than does Group B. In Dr. Noyd's experiment, the experimental group refers to the ____.
 
  a. differences observed whether or not therapy was received
  b. individuals who discuss their problems
  c. scores on the depressive inventory
  d. random assignment



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

frankwu0507

  • Sr. Member
  • ****
  • Posts: 322
Answer to Question 1

ANSWER:
a

Answer to Question 2

ANSWER:
b





 

Did you know?

There are major differences in the metabolism of morphine and the illegal drug heroin. Morphine mostly produces its CNS effects through m-receptors, and at k- and d-receptors. Heroin has a slight affinity for opiate receptors. Most of its actions are due to metabolism to active metabolites (6-acetylmorphine, morphine, and morphine-6-glucuronide).

Did you know?

The liver is the only organ that has the ability to regenerate itself after certain types of damage. As much as 25% of the liver can be removed, and it will still regenerate back to its original shape and size. However, the liver cannot regenerate after severe damage caused by alcohol.

Did you know?

Nearly all drugs pass into human breast milk. How often a drug is taken influences the amount of drug that will pass into the milk. Medications taken 30 to 60 minutes before breastfeeding are likely to be at peak blood levels when the baby is nursing.

Did you know?

On average, the stomach produces 2 L of hydrochloric acid per day.

Did you know?

Most women experience menopause in their 50s. However, in 1994, an Italian woman gave birth to a baby boy when she was 61 years old.

For a complete list of videos, visit our video library