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

Author Question: Thirty-five math majors, 29 music majors and 26 history majors are randomly selected from 585 math ... (Read 104 times)

maychende

  • Hero Member
  • *****
  • Posts: 556
Thirty-five math majors, 29 music majors and 26 history majors are randomly selected from 585 math majors, 279 music majors and 393 history majors at the state university. What sampling technique is used?
 
  A) stratified
  B) simple random
  C) cluster
  D) convenience
  E) systematic

Question 2

In a recent survey, 80 of the community favored building a health center in their neighborhood. If 15 citizens are chosen, what is the standard deviation of the number favoring the health center?
 
  A) 1.55 B) 2.40 C) 0.98 D) 0.55



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

adf223

  • Sr. Member
  • ****
  • Posts: 304
Answer to Question 1

A

Answer to Question 2

A




maychende

  • Member
  • Posts: 556
Reply 2 on: Jul 24, 2018
Gracias!


gcook

  • Member
  • Posts: 343
Reply 3 on: Yesterday
Excellent

 

Did you know?

The first war in which wide-scale use of anesthetics occurred was the Civil War, and 80% of all wounds were in the extremities.

Did you know?

Adults are resistant to the bacterium that causes Botulism. These bacteria thrive in honey – therefore, honey should never be given to infants since their immune systems are not yet resistant.

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?

A cataract is a clouding of the eyes' natural lens. As we age, some clouding of the lens may occur. The first sign of a cataract is usually blurry vision. Although glasses and other visual aids may at first help a person with cataracts, surgery may become inevitable. Cataract surgery is very successful in restoring vision, and it is the most frequently performed surgery in the United States.

Did you know?

There are 60,000 miles of blood vessels in every adult human.

For a complete list of videos, visit our video library