Author Question: The U.S. Post Office is interested in estimating the mean weight of packages shipped using the ... (Read 69 times)

ARLKQ

  • Hero Member
  • *****
  • Posts: 571
The U.S. Post Office is interested in estimating the mean weight of packages shipped using the overnight service. They plan to sample 300 packages. A pilot sample taken last year showed that the standard deviation in weight was about 0.15 pound.
 
  If they are interested in an estimate that has 95 percent confidence, what margin of error can they expect?A) Approximately 0.017 pound
  B) About 0.0003 pound
  C) About 1.96
  D) Can't be determined without knowing the population mean.

Question 2

A consumer products company is planning to introduce a new product. The method that is least likely to be used to assess the probability of the product being successful is:
 
  A) classical probability assessment.
  B) subjective assessment.
  C) relative frequency of occurrence.
  D) elementary events.



Sassygurl126

  • Sr. Member
  • ****
  • Posts: 320
Answer to Question 1

A

Answer to Question 2

A



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

The tallest man ever known was Robert Wadlow, an American, who reached the height of 8 feet 11 inches. He died at age 26 years from an infection caused by the immense weight of his body (491 pounds) and the stress on his leg bones and muscles.

Did you know?

Cutaneous mucormycosis is a rare fungal infection that has been fatal in at least 29% of cases, and in as many as 83% of cases, depending on the patient's health prior to infection. It has occurred often after natural disasters such as tornados, and early treatment is essential.

Did you know?

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

Did you know?

The lipid bilayer is made of phospholipids. They are arranged in a double layer because one of their ends is attracted to water while the other is repelled by water.

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