Author Question: An efficiency expert makes periodic checks for weighting errors for a long distance shipping firm. ... (Read 104 times)

Shelles

  • Hero Member
  • *****
  • Posts: 582
An efficiency expert makes periodic checks for weighting errors for a long distance shipping firm. The expert inspects for errors in weighing, in recording weights, and errors in processing the bills of lading. Based on past records, the number of weekly errors for all shipments averages 5.30 with a standard deviation of 1.23, and the frequency histogram approximates a normal distribution. Suppose x is the number of weighing errors that will occur next week. Compute the approximate probability for (x  2).

Question 2

True or False With other factors unchanged, a higher confidence level will require a narrower confidence interval.
  Indicate whether the statement is true or false



amcvicar

  • Sr. Member
  • ****
  • Posts: 341
Answer to Question 1

0.0113

Answer to Question 2

F



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Asthma-like symptoms were first recorded about 3,500 years ago in Egypt. The first manuscript specifically written about asthma was in the year 1190, describing a condition characterized by sudden breathlessness. The treatments listed in this manuscript include chicken soup, herbs, and sexual abstinence.

Did you know?

Many supplement containers do not even contain what their labels say. There are many documented reports of products containing much less, or more, that what is listed on their labels. They may also contain undisclosed prescription drugs and even contaminants.

Did you know?

Adult head lice are gray, about ? inch long, and often have a tiny dot on their backs. A female can lay between 50 and 150 eggs within the several weeks that she is alive. They feed on human blood.

Did you know?

The human body's pharmacokinetics are quite varied. Our hair holds onto drugs longer than our urine, blood, or saliva. For example, alcohol can be detected in the hair for up to 90 days after it was consumed. The same is true for marijuana, cocaine, ecstasy, heroin, methamphetamine, and nicotine.

Did you know?

A seasonal flu vaccine is the best way to reduce the chances you will get seasonal influenza and spread it to others.

For a complete list of videos, visit our video library