« previous next »

Author Question: Using = .04, a confidence interval for a population proportion is determined to be .65 to .75 . If ... (Read 119 times)

cmoore54

  • Hero Member
  • *****
  • Posts: 568
on: Jun 24, 2018
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
Reply #1 on: Jun 24, 2018
Answer to Question 1

b

Answer to Question 2

B


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

A good example of polar molecules can be understood when trying to make a cake. If water and oil are required, they will not mix together. If you put them into a measuring cup, the oil will rise to the top while the water remains on the bottom.

Did you know?

Nearly 31 million adults in America have a total cholesterol level that is more than 240 mg per dL.

Did you know?

In Eastern Europe and Russia, interferon is administered intranasally in varied doses for the common cold and influenza. It is claimed that this treatment can lower the risk of infection by as much as 60–70%.

Did you know?

Your skin wrinkles if you stay in the bathtub a long time because the outermost layer of skin (which consists of dead keratin) swells when it absorbs water. It is tightly attached to the skin below it, so it compensates for the increased area by wrinkling. This happens to the hands and feet because they have the thickest layer of dead keratin cells.

Did you know?

Illness; diuretics; laxative abuse; hot weather; exercise; sweating; caffeine; alcoholic beverages; starvation diets; inadequate carbohydrate consumption; and diets high in protein, salt, or fiber can cause people to become dehydrated.

Genetic drift and population size. Genetic drift and population size.
Human Population Blasts Off Human Population Blasts Off
GUIDELINES FOR ASSESSING MEMBERS OF VULNERABLE POPULATION GROUPS GUIDELINES FOR ASSESSING MEMBERS OF VULNERABLE POPULATION GROUPS
population population
Poverty and population growth Poverty and population growth
Predicted Proportions in a Population Predicted Proportions in a Population
Video: The Hypothalamus: The Body's Thermostat (Human Thermostat)

For a complete list of videos, visit our video library