Author Question: Tamir et al. (2008) conducted a study to see what impact music has on participants playing computer ... (Read 55 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?

Cytomegalovirus affects nearly the same amount of newborns every year as Down syndrome.

Did you know?

The average adult has about 21 square feet of skin.

Did you know?

The people with the highest levels of LDL are Mexican American males and non-Hispanic black females.

Did you know?

Autoimmune diseases occur when the immune system destroys its own healthy tissues. When this occurs, white blood cells cannot distinguish between pathogens and normal cells.

Did you know?

An identified risk factor for osteoporosis is the intake of excessive amounts of vitamin A. Dietary intake of approximately double the recommended daily amount of vitamin A, by women, has been shown to reduce bone mineral density and increase the chances for hip fractures compared with women who consumed the recommended daily amount (or less) of vitamin A.

For a complete list of videos, visit our video library