Author Question: A college dean believes that the median hours spent studying by full time students is at least 11 ... (Read 61 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?

The Babylonians wrote numbers in a system that used 60 as the base value rather than the number 10. They did not have a symbol for "zero."

Did you know?

Despite claims by manufacturers, the supplement known as Ginkgo biloba was shown in a study of more than 3,000 participants to be ineffective in reducing development of dementia and Alzheimer’s disease in older people.

Did you know?

Most women experience menopause in their 50s. However, in 1994, an Italian woman gave birth to a baby boy when she was 61 years old.

Did you know?

Illness; diuretics; laxative abuse; hot weather; exercise; sweating; caffeine; alcoholic beverages; starvation diets; inadequate carbohydrate consumption; and diets high in protein, salt, or fiber can cause people to become dehydrated.

Did you know?

Multiple experimental evidences have confirmed that at the molecular level, cancer is caused by lesions in cellular DNA.

For a complete list of videos, visit our video library