Author Question: In hypothesis tests about a population proportion, p0 represents the a. hypothesized population ... (Read 68 times)

fbq8i

  • Hero Member
  • *****
  • Posts: 527
In hypothesis tests about a population proportion, p0 represents the
 a. hypothesized population proportion.
   b. observed sample proportion.
  c. observed p-value.
  d. probability that H0 is correct.

Question 2

A simple random sample of 43 elements has been selected from a population of size 800 . The sample mean is 500, and the sample standard deviation is 60 . An approximate 95 confidence interval for the population mean is
 a. 482.2 to 517.8
  b. 440.0 to 560.0
  c. 500.0 to 560.0
  d. 440.0 to 500.0



moormoney

  • Sr. Member
  • ****
  • Posts: 326
Answer to Question 1

a

Answer to Question 2

a



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

People with alcoholism are at a much greater risk of malnutrition than are other people and usually exhibit low levels of most vitamins (especially folic acid). This is because alcohol often takes the place of 50% of their daily intake of calories, with little nutritional value contained in it.

Did you know?

As the western states of America were settled, pioneers often had to drink rancid water from ponds and other sources. This often resulted in chronic diarrhea, causing many cases of dehydration and death that could have been avoided if clean water had been available.

Did you know?

Glaucoma is a leading cause of blindness. As of yet, there is no cure. Everyone is at risk, and there may be no warning signs. It is six to eight times more common in African Americans than in whites. The best and most effective way to detect glaucoma is to receive a dilated eye examination.

Did you know?

Vampire bats have a natural anticoagulant in their saliva that permits continuous bleeding after they painlessly open a wound with their incisors. This capillary blood does not cause any significant blood loss to their victims.

Did you know?

Fewer than 10% of babies are born on their exact due dates, 50% are born within 1 week of the due date, and 90% are born within 2 weeks of the date.

For a complete list of videos, visit our video library