Author Question: The U.S. Post Office is interested in estimating the mean weight of packages shipped using the ... (Read 84 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?

Only one in 10 cancer deaths is caused by the primary tumor. The vast majority of cancer mortality is caused by cells breaking away from the main tumor and metastasizing to other parts of the body, such as the brain, bones, or liver.

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?

All adverse reactions are commonly charted in red ink in the patient's record and usually are noted on the front of the chart. Failure to follow correct documentation procedures may result in malpractice lawsuits.

Did you know?

The average office desk has 400 times more bacteria on it than a toilet.

Did you know?

It is believed that the Incas used anesthesia. Evidence supports the theory that shamans chewed cocoa leaves and drilled holes into the heads of patients (letting evil spirits escape), spitting into the wounds they made. The mixture of cocaine, saliva, and resin numbed the site enough to allow hours of drilling.

For a complete list of videos, visit our video library