This topic contains a solution. Click here to go to the answer

Author Question: Suppose a 95 confidence interval for p, the proportion of drivers who admit that they sometimes run ... (Read 196 times)

washai

  • Hero Member
  • *****
  • Posts: 523
Suppose a 95 confidence interval for p, the proportion of drivers who admit that they sometimes run red lights when no one is around, is 0.29 to 0.38 . Which of the following statements is false?
 a. A test of H0: p = 0.3 versus Ha: p  0.3 would not be rejected using  = 0.05.
  b. A test of H0: p = 0.5 versus Ha: p  0.5 would be rejected using  = 0.05.
  c. It is plausible that about 37 of all drivers would admit that they sometimes run red lights when no one is around.
  d. It is plausible that a majority of all drivers would admit that they sometimes run red lights when no one is around.

Question 2

What are the degrees of freedom for the t-distribution?



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

jonathanballen97

  • Sr. Member
  • ****
  • Posts: 347
Answer to Question 1

D

Answer to Question 2

24




washai

  • Member
  • Posts: 523
Reply 2 on: Jul 24, 2018
Great answer, keep it coming :)


yeungji

  • Member
  • Posts: 319
Reply 3 on: Yesterday
Gracias!

 

Did you know?

More than 4.4billion prescriptions were dispensed within the United States in 2016.

Did you know?

The human body's pharmacokinetics are quite varied. Our hair holds onto drugs longer than our urine, blood, or saliva. For example, alcohol can be detected in the hair for up to 90 days after it was consumed. The same is true for marijuana, cocaine, ecstasy, heroin, methamphetamine, and nicotine.

Did you know?

There are more sensory neurons in the tongue than in any other part of the body.

Did you know?

Fatal fungal infections may be able to resist newer antifungal drugs. Globally, fungal infections are often fatal due to the lack of access to multiple antifungals, which may be required to be utilized in combination. Single antifungals may not be enough to stop a fungal infection from causing the death of a patient.

Did you know?

Vaccines cause herd immunity. If the majority of people in a community have been vaccinated against a disease, an unvaccinated person is less likely to get the disease since others are less likely to become sick from it and spread the disease.

For a complete list of videos, visit our video library