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

Author Question: At a local technical school, five auto repair classes are randomly selected and all of the students ... (Read 146 times)

Tazate

  • Hero Member
  • *****
  • Posts: 532
At a local technical school, five auto repair classes are randomly selected and all of the students from each class are interviewed. What sampling technique is used?
 
  A) simple random
  B) stratified
  C) cluster
  D) systematic
  E) convenience

Question 2

A researcher wishes to estimate the proportion of likely voters that will vote for the incumbent. Obtain a sample size that will ensure a margin of error of at most 1 percentage points for a 95 confidence interval.
 
  A) 97 B) 38,416 C) 2401 D) 9604



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

firehawk60

  • Sr. Member
  • ****
  • Posts: 315
Answer to Question 1

C

Answer to Question 2

D





 

Did you know?

About 60% of newborn infants in the United States are jaundiced; that is, they look yellow. Kernicterus is a form of brain damage caused by excessive jaundice. When babies begin to be affected by excessive jaundice and begin to have brain damage, they become excessively lethargic.

Did you know?

Chronic necrotizing aspergillosis has a slowly progressive process that, unlike invasive aspergillosis, does not spread to other organ systems or the blood vessels. It most often affects middle-aged and elderly individuals, spreading to surrounding tissue in the lungs. The disease often does not respond to conventionally successful treatments, and requires individualized therapies in order to keep it from becoming life-threatening.

Did you know?

There are immediate benefits of chiropractic adjustments that are visible via magnetic resonance imaging (MRI). It shows that spinal manipulation therapy is effective in decreasing pain and increasing the gaps between the vertebrae, reducing pressure that leads to pain.

Did you know?

Although puberty usually occurs in the early teenage years, the world's youngest parents were two Chinese children who had their first baby when they were 8 and 9 years of age.

Did you know?

Atropine, along with scopolamine and hyoscyamine, is found in the Datura stramonium plant, which gives hallucinogenic effects and is also known as locoweed.

For a complete list of videos, visit our video library