Author Question: A college dean believes that the median hours spent studying by full time students is at least 11 ... (Read 83 times)

geodog55

  • Hero Member
  • *****
  • Posts: 530
A college dean believes that the median hours spent studying by full time students is at least 11 hours per week.
 
  In a random sample of 100 students, 60 studied more than 11 hours, 10 studied exactly 11 hours and the rest studied less than 11 hours. Find the test statistic to test the deans hypothesis. Use  = 0.05. A) -3.057 B) -3.162 C) -3.9 D) -4

Question 2

The mean age of professors at a university is greater than 58.3 years. If a hypothesis test is performed, how should you interpret a decision that rejects the null hypothesis?
 
  A) There is sufficient evidence to support the claim  > 58.3.
  B) There is sufficient evidence to reject the claim  > 58.3.
  C) There is not sufficient evidence to reject the claim  > 58.3.
  D) There is not sufficient evidence to support the claim  > 58.3.



Jbrasil

  • Sr. Member
  • ****
  • Posts: 337
Answer to Question 1

A

Answer to Question 2

A



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

geodog55

  • Hero Member
  • *****
  • Posts: 530
Both answers were spot on, thank you once again




 

Did you know?

About 100 new prescription or over-the-counter drugs come into the U.S. market every year.

Did you know?

In ancient Rome, many of the richer people in the population had lead-induced gout. The reason for this is unclear. Lead poisoning has also been linked to madness.

Did you know?

Once thought to have neurofibromatosis, Joseph Merrick (also known as "the elephant man") is now, in retrospect, thought by clinical experts to have had Proteus syndrome. This endocrine disease causes continued and abnormal growth of the bones, muscles, skin, and so on and can become completely debilitating with severe deformities occurring anywhere on the body.

Did you know?

The newest statin drug, rosuvastatin, has been called a superstatin because it appears to reduce LDL cholesterol to a greater degree than the other approved statin drugs.

Did you know?

On average, the stomach produces 2 L of hydrochloric acid per day.

For a complete list of videos, visit our video library