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

Author Question: Approximately _____ of the scores in a normal distribution fall farther than 2 standard deviation ... (Read 164 times)

luminitza

  • Hero Member
  • *****
  • Posts: 555
Approximately _____ of the scores in a normal distribution fall farther than 2 standard deviation units from the mean.
 
  a. 5 c. 70
  b. 50 d. 95

Question 2

In the normal distribution, approximately _____ of the scores fall between one standard deviation unit below the mean and one standard deviation unit above the mean.
 
  a. 5 c. 70
  b. 50 d. 95



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

todom5090

  • Sr. Member
  • ****
  • Posts: 328
Answer to Question 1

A
Fewer than 5 of the scores in a normal distribution lie beyond 2 standard deviation units away from the mean.

Answer to Question 2

C
About two-thirds of the scores in a normal distribution fall in this range.





 

Did you know?

Walt Disney helped combat malaria by making an animated film in 1943 called The Winged Scourge. This short film starred the seven dwarfs and taught children that mosquitos transmit malaria, which is a very bad disease. It advocated the killing of mosquitos to stop the disease.

Did you know?

Everyone has one nostril that is larger than the other.

Did you know?

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

Did you know?

Astigmatism is the most common vision problem. It may accompany nearsightedness or farsightedness. It is usually caused by an irregularly shaped cornea, but sometimes it is the result of an irregularly shaped lens. Either type can be corrected by eyeglasses, contact lenses, or refractive surgery.

Did you know?

In ancient Rome, many of the richer people in the population had lead-induced gout. The reason for this is unclear. Lead poisoning has also been linked to madness.

For a complete list of videos, visit our video library