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

Author Question: In a test of H0: = 70 against Ha: 70, the sample data yielded the test statistic z = 2.11. Find ... (Read 117 times)

a0266361136

  • Hero Member
  • *****
  • Posts: 538
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
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
YES! Correct, THANKS for helping me on my review


covalentbond

  • Member
  • Posts: 336
Reply 3 on: Yesterday
:D TYSM

 

Did you know?

Patients should never assume they are being given the appropriate drugs. They should make sure they know which drugs are being prescribed, and always double-check that the drugs received match the prescription.

Did you know?

Medication errors are more common among seriously ill patients than with those with minor conditions.

Did you know?

Only 12 hours after an egg cell is fertilized by a sperm cell, the egg cell starts to divide. As it continues to divide, it moves along the fallopian tube toward the uterus at about 1 inch per day.

Did you know?

The Food and Drug Administration has approved Risperdal, an adult antipsychotic drug, for the symptomatic treatment of irritability in children and adolescents with autism. The approval is the first for the use of a drug to treat behaviors associated with autism in children. These behaviors are included under the general heading of irritability and include aggression, deliberate self-injury, and temper tantrums.

Did you know?

Giardia is one of the most common intestinal parasites worldwide, and infects up to 20% of the world population, mostly in poorer countries with inadequate sanitation. Infections are most common in children, though chronic Giardia is more common in adults.

For a complete list of videos, visit our video library