Author Question: A college dean believes that the median hours spent studying by full time students is at least 11 ... (Read 52 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 use of salicylates dates back 2,500 years to Hippocrates's recommendation of willow bark (from which a salicylate is derived) as an aid to the pains of childbirth. However, overdosage of salicylates can harm body fluids, electrolytes, the CNS, the GI tract, the ears, the lungs, the blood, the liver, and the kidneys and cause coma or death.

Did you know?

No drugs are available to relieve parathyroid disease. Parathyroid disease is caused by a parathyroid tumor, and it needs to be removed by surgery.

Did you know?

Recent studies have shown that the number of medication errors increases in relation to the number of orders that are verified per pharmacist, per work shift.

Did you know?

Multiple sclerosis is a condition wherein the body's nervous system is weakened by an autoimmune reaction that attacks the myelin sheaths of neurons.

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.

For a complete list of videos, visit our video library