Author Question: In a sample of 47 adults selected randomly from one town, it is found that 9 of them have been ... (Read 128 times)

luvbio

  • Hero Member
  • *****
  • Posts: 623
In a sample of 47 adults selected randomly from one town, it is found that 9 of them have been exposed to a particular strain of the flu.
 
  Find the P-value for a test of the claim that the proportion of all adults in the town that have been exposed to this strain of the flu is 8.
  A) 0.0262 B) 0.0524 C) 0.0048 D) 0.0024

Question 2

A hypothesis test is performed to test the claim that a population proportion is greater than 0.7. Find the probability of a type II error, , given that the true value of the population proportion is 0.72.
 
  The sample size is 50 and the significance level is 0.05.
  A) 0.5754 B) 0.9706 C) 0.7123 D) 0.4129
 
  Determine whether the given conditions justify testing a claim about a population mean .



Ptupou85

  • Sr. Member
  • ****
  • Posts: 334
Answer to Question 1

C

Answer to Question 2

Here to give you a feedback, your answer was right Awesome



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Cucumber slices relieve headaches by tightening blood vessels, reducing blood flow to the area, and relieving pressure.

Did you know?

The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.

Did you know?

The term bacteria was devised in the 19th century by German biologist Ferdinand Cohn. He based it on the Greek word "bakterion" meaning a small rod or staff. Cohn is considered to be the father of modern bacteriology.

Did you know?

After 5 years of being diagnosed with rheumatoid arthritis, one every three patients will no longer be able to work.

Did you know?

The most common treatment options for addiction include psychotherapy, support groups, and individual counseling.

For a complete list of videos, visit our video library