This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: In a test of H0: = 70 against Ha: 70, the sample data yielded the test statistic z = 2.11. Find ... (Read 50 times)

a0266361136

  • Hero Member
  • *****
  • Posts: 538
on: Jul 24, 2018
In a test of H0:  = 70 against Ha:  70, the sample data yielded the test statistic z = 2.11. Find and interpret the p-value for the test.
 
  What will be an ideal response?

Question 2

According to a published study, 1 in every 6 men has been involved in a minor traffic accident. Suppose we have randomly and independently sampled twenty-five men and asked each whether he has been involved in a minor traffic accident.
 
  How many of the 25 men do we expect to have never been involved in a minor traffic accident? Round to the nearest whole number.
  A) 25 B) 4 C) 6 D) 21


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

dpost18

  • Sr. Member
  • ****
  • Posts: 345
Reply #1 on: Jul 24, 2018
Answer to Question 1

p-value = P(z < -2.11 or z > 2.11 ) = 2(.5 - .4826 ) = .0348; The probability of a test statistic even more contradictory to the null hypothesis than the one observed is .0348.

Answer to Question 2

D


a0266361136

  • Member
  • Posts: 538
Reply 2 on: Jul 24, 2018
:D TYSM

31809pancho

  • Member
  • Posts: 317
Reply 3 on: Yesterday
Excellent

« previous next »
 

Did you know?

In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.

Did you know?

Cytomegalovirus affects nearly the same amount of newborns every year as Down syndrome.

Did you know?

Studies show that systolic blood pressure can be significantly lowered by taking statins. In fact, the higher the patient's baseline blood pressure, the greater the effect of statins on his or her blood pressure.

Did you know?

Historic treatments for rheumatoid arthritis have included gold salts, acupuncture, a diet consisting of apples or rhubarb, nutmeg, nettles, bee venom, bracelets made of copper, prayer, rest, tooth extractions, fasting, honey, vitamins, insulin, snow collected on Christmas, magnets, and electric convulsion therapy.

Did you know?

When intravenous medications are involved in adverse drug events, their harmful effects may occur more rapidly, and be more severe than errors with oral medications. This is due to the direct administration into the bloodstream.

Self-Esteem in a Longitudinal Sample Self-Esteem in a Longitudinal Sample
A whistle stop used to find top dead center. Remove the spark plug and install the whistle stop, ... A whistle stop used to find top dead center. Remove the spark plug and install the whistle stop, ...
Photo of a sign taken at an emissions test facility. Photo of a sign taken at an emissions test facility.
How to find the phase shift from a graph? How to find the phase shift from a graph?
To find derivative us the chain rule To find derivative us the chain rule
A sample of reef biodiversity A sample of reef biodiversity
Video: Retina

For a complete list of videos, visit our video library