Author Question: Tamir et al. (2008) conducted a study to see what impact music has on participants playing computer ... (Read 29 times)

Mimi

  • Hero Member
  • *****
  • Posts: 542
Tamir et al. (2008) conducted a study to see what impact music has on participants playing computer games. The researchers had participants play computer games while listening to angry, exciting, and neutral music.
 
  The researchers then measured the participant's performance while listening to each type of music. Which of the following is a disadvantage of this type of research design?
 
  a. fewer participants
  b. less statistical variance
  c. equal group sizes
  d. fatigue

Question 2

Which of the following statements accurately describes the use of double blind studies?
 
  a. Double blind studies are not ethical as the researcher is not given total access to participant data.
  b. Double blind studies are a preferred technique because they reduce the threats to internal validity.
  c. Single blind studies are preferred over double blind studies because the researcher can directly interact with the participants.
  d. None of the above



Tonny

  • Sr. Member
  • ****
  • Posts: 341
Answer to Question 1

D

Answer to Question 2

B



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Sperm cells are so tiny that 400 to 500 million (400,000,000–500,000,000) of them fit onto 1 tsp.

Did you know?

The eye muscles are the most active muscles in the whole body. The external muscles that move the eyes are the strongest muscles in the human body for the job they have to do. They are 100 times more powerful than they need to be.

Did you know?

In most climates, 8 to 10 glasses of water per day is recommended for adults. The best indicator for adequate fluid intake is frequent, clear urination.

Did you know?

The newest statin drug, rosuvastatin, has been called a superstatin because it appears to reduce LDL cholesterol to a greater degree than the other approved statin drugs.

Did you know?

Urine turns bright yellow if larger than normal amounts of certain substances are consumed; one of these substances is asparagus.

For a complete list of videos, visit our video library