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

Author Question: In which of the following situations can a confidence interval provide useful information for making ... (Read 55 times)

robinn137

  • Hero Member
  • *****
  • Posts: 544
In which of the following situations can a confidence interval provide useful information for making a decision?
 a. To assess whether or not at least 90 of a company's financial entries are correct.
  b. To estimate the percentage of married couples in which the wife is taller than the husband.
  c. To help determine whether or not someone has ESP (versus just being a lucky guesser).
  d. All of the above.

Question 2

In which of the following situations can you construct a confidence interval for the population proportion with only what is given?
 a. The sample proportion and the margin of error.
  b. The sample proportion and the sample size.
  c. The number of individuals in the sample with the trait of interest, and the total sample size.
  d. All of the above.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

jackie

  • Sr. Member
  • ****
  • Posts: 324
Answer to Question 1

D

Answer to Question 2

D




robinn137

  • Member
  • Posts: 544
Reply 2 on: Jul 24, 2018
Gracias!


marict

  • Member
  • Posts: 304
Reply 3 on: Yesterday
:D TYSM

 

Did you know?

Stroke kills people from all ethnic backgrounds, but the people at highest risk for fatal strokes are: black men, black women, Asian men, white men, and white women.

Did you know?

In the ancient and medieval periods, dysentery killed about ? of all babies before they reach 12 months of age. The disease was transferred through contaminated drinking water, because there was no way to adequately dispose of sewage, which contaminated the water.

Did you know?

The human body produces and destroys 15 million blood cells every second.

Did you know?

Asthma attacks and symptoms usually get started by specific triggers (such as viruses, allergies, gases, and air particles). You should talk to your doctor about these triggers and find ways to avoid or get rid of them.

Did you know?

Oliver Wendell Holmes is credited with introducing the words "anesthesia" and "anesthetic" into the English language in 1846.

For a complete list of videos, visit our video library