Author Question: Using = .04, a confidence interval for a population proportion is determined to be .65 to .75 . If ... (Read 61 times)

cmoore54

  • Hero Member
  • *****
  • Posts: 568
Using  = .04, a confidence interval for a population proportion is determined to be .65 to .75 . If the level of significance is decreased, the interval for the population proportion _____.
 a. becomes narrower
  b. becomes wider
  c. does not change
  d. Not enough information is provided to answer this question.

Question 2

Identification and definition of a problem
 a. cannot be done until alternatives are proposed.
  b. is the first step of decision making.
  c. is the final step of problem solving.
  d. requires consideration of multiple criteria.



Mollythedog

  • Sr. Member
  • ****
  • Posts: 340
Answer to Question 1

b

Answer to Question 2

B



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

HIV testing reach is still limited. An estimated 40% of people with HIV (more than 14 million) remain undiagnosed and do not know their infection status.

Did you know?

As many as 20% of Americans have been infected by the fungus known as Histoplasmosis. While most people are asymptomatic or only have slight symptoms, infection can progress to a rapid and potentially fatal superinfection.

Did you know?

Ether was used widely for surgeries but became less popular because of its flammability and its tendency to cause vomiting. In England, it was quickly replaced by chloroform, but this agent caused many deaths and lost popularity.

Did you know?

The National Institutes of Health have supported research into acupuncture. This has shown that acupuncture significantly reduced pain associated with osteoarthritis of the knee, when used as a complement to conventional therapies.

Did you know?

Only 12 hours after an egg cell is fertilized by a sperm cell, the egg cell starts to divide. As it continues to divide, it moves along the fallopian tube toward the uterus at about 1 inch per day.

For a complete list of videos, visit our video library