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

Author Question: What is the likelihood of finding a price of 3.68 or less for a gallon of gasoline from a normally ... (Read 76 times)

stephzh

  • Hero Member
  • *****
  • Posts: 556
What is the likelihood of finding a price of 3.68 or less for a gallon of gasoline from a normally distributed population of gas prices? Assume  = 3.78 and  = 0.05.
 
  A) 0.4772
  B) 0.0793
  C) 0.4207
  D) 0.0228

Question 2

The advantage of using the interquartile range versus the range as a measure of variation is:
 
  A) it is easier to compute.
  B) it utilizes all the data in its computation.
  C) it gives a value that is closer to the true variation.
  D) it is less affected by extremes in the data.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

kristenb95

  • Sr. Member
  • ****
  • Posts: 318
Answer to Question 1

D

Answer to Question 2

D





 

Did you know?

Congestive heart failure is a serious disorder that carries a reduced life expectancy. Heart failure is usually a chronic illness, and it may worsen with infection or other physical stressors.

Did you know?

Nitroglycerin is used to alleviate various heart-related conditions, and it is also the chief component of dynamite (but mixed in a solid clay base to stabilize it).

Did you know?

Elderly adults are at greatest risk of stroke and myocardial infarction and have the most to gain from prophylaxis. Patients ages 60 to 80 years with blood pressures above 160/90 mm Hg should benefit from antihypertensive treatment.

Did you know?

Always store hazardous household chemicals in their original containers out of reach of children. These include bleach, paint, strippers and products containing turpentine, garden chemicals, oven cleaners, fondue fuels, nail polish, and nail polish remover.

Did you know?

As the western states of America were settled, pioneers often had to drink rancid water from ponds and other sources. This often resulted in chronic diarrhea, causing many cases of dehydration and death that could have been avoided if clean water had been available.

For a complete list of videos, visit our video library