This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: Various state and national automobile associations regularly survey gasoline stations to determine ... (Read 92 times)

Sportsfan2111

  • Hero Member
  • *****
  • Posts: 585
on: Jun 24, 2018
Various state and national automobile associations regularly survey gasoline stations to determine the current retail price of gasoline. Suppose one such national association contacts 200 stations in the United States to determine the price of regular unleaded gasoline at each station. In the context of this problem, define the following descriptive measures: , , , s.
 
  What will be an ideal response?

Question 2

In a box of 50 markers, 30 markers are either red or black and 20 are missing their caps. If 12 markers are either red or black and are missing their caps, find the probability that a randomly selected marker is red or black or is missing its cap.
 
  A) .24 B) .76 C) .38 D) 1


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

trampas

  • Sr. Member
  • ****
  • Posts: 320
Reply #1 on: Jun 24, 2018
Answer to Question 1

 is the mean price of the regular unleaded gasoline prices of all retail gas stations in the United States.

 is the standard deviation of the regular unleaded gasoline prices of all retail gas stations in the United States.

is the mean price of the regular unleaded gasoline prices collected from the 200 stations sampled.

s is the standard deviation of the regular unleaded gasoline prices collected from the 200 stations sampled.

Answer to Question 2

B


Sportsfan2111

  • Member
  • Posts: 585
Reply 2 on: Jun 24, 2018
Gracias!

Missbam101

  • Member
  • Posts: 341
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

« previous next »
 

Did you know?

Hypertension is a silent killer because it is deadly and has no significant early symptoms. The danger from hypertension is the extra load on the heart, which can lead to hypertensive heart disease and kidney damage. This occurs without any major symptoms until the high blood pressure becomes extreme. Regular blood pressure checks are an important method of catching hypertension before it can kill you.

Did you know?

Not getting enough sleep can greatly weaken the immune system. Lack of sleep makes you more likely to catch a cold, or more difficult to fight off an infection.

Did you know?

According to the American College of Allergy, Asthma & Immunology, more than 50 million Americans have some kind of food allergy. Food allergies affect between 4 and 6% of children, and 4% of adults, according to the CDC. The most common food allergies include shellfish, peanuts, walnuts, fish, eggs, milk, and soy.

Did you know?

It is important to read food labels and choose foods with low cholesterol and saturated trans fat. You should limit saturated fat to no higher than 6% of daily calories.

Did you know?

Complications of influenza include: bacterial pneumonia, ear and sinus infections, dehydration, and worsening of chronic conditions such as asthma, congestive heart failure, or diabetes.

Red-eyed vireos, Vireo olivaceus, counted along census routes of the Breeding Bird Survey Red-eyed vireos, Vireo olivaceus, counted along census routes of the Breeding Bird Survey
Stag and hinds in Killarney National Park, Co. Kerry, Ireland. Stag and hinds in Killarney National Park, Co. Kerry, Ireland.
Cutaway diagram of a four cylinder gasoline engine Cutaway diagram of a four cylinder gasoline engine
How to determine if a table of values represents a linear or quadratic relationship How to determine if a table of values represents a linear or quadratic relationship
Video: Structures that affect circulation - arterioles and vasomotor responses and venous return

For a complete list of videos, visit our video library