Homework Help: statistics

Posted by Jane on Thursday, May 15, 2008 at 6:10pm.

Commercial airliners have a maximum allowable weight of passenger checked baggage. It is known that the distribution of individual passengers checked-in baggage weight has a mean of 42 pounds and a standard deviation of 25 pounds. Suppose that a particular airplane, with a capacity of 125 passengers, can take at most 6,000 pounds of checked baggage. Assuming the plane has no empty seats, what is the approximate probability that the baggage limit will not be exceeded?
Choose one answer.

a. 0.9791

b. 0.9832

c. 0.9963

d. 1.0000

e. none of these

statistics - Reiny, Thursday, May 15, 2008 at 7:11pm
here is a page that will calculate it for you without tables.

6000/125 = 48 pounds

so you want the prob that the weight will be below 48

so enter the mean as 42
the standard dev as 25
and click the below after entering 48

I get .5948

Answer this Question

Related Questions

statistics - In response to the increasing weight of airline passengers, the ...
Math - Losing your bags during airline travel is not all that uncommon. Recently...
English - i have a Quote from a novel: "Thailand changed my life. I arrived...
English - Thank you very much for your information.Here are some sentences I'...
English - I need your help to check these sentences on air travel. I really hope...
Math help - Losing your bags during airline travel is not all that uncommon. ...
math - Losing your bags during airline travel is not all that uncommon. Recently...
physics - It takes the elevator in a skyscraper 3.6 s to reach its cruising ...
math - My friends & I have posted this question before but are still ...
morrisville - Problem 3: Baggage Name your source code file Bags.py. You will ...

For Further Reading

First Name:
School Subject:
Answer: