Logo
Home Study Material Contact Search
AI Chat FREE
  1. mathematics
  2. statistics
  3. suppose that the weights of airline passenger bags

Suppose that the weights of airline passenger bags are normally distributed with a mean of 49.53...

90.2K

Verified Solution

Question

Statistics

Suppose that the weights of airline passenger bags are normallydistributed with a mean of 49.53 pounds and a standard deviation of3.16 pounds.

a) What is the probability that the weight of a bag will be greaterthan the maximum allowable weight of 50 pounds? Give your answer tofour decimal places.  

b) Let X represent the weight of a randomly selected bag. For whatvalue of c is P(E(X) - c < X < E(X) + c)=0.96? Give youranswer to four decimal places.  

c) Assume the weights of individual bags are independent. What isthe expected number of bags out of a sample of 17 that weighgreater than 50 lbs? Give your answer to four decimalplaces.  

d) Assuming the weights of individual bags are independent, what isthe probability that 8 or fewer bags weigh greater than 50 poundsin a sample of size 17? Give your answer to four decimalplaces.  

Answer & Explanation Solved by verified expert
4.2 Ratings (770 Votes)
    See Answer
Get Answers to Unlimited Questions

Join us to gain access to millions of questions and expert answers. Enjoy exclusive benefits tailored just for you!

Membership Benefits:
  • Unlimited Question Access with detailed Answers
  • Zin AI - 3 Million Words
  • 10 Dall-E 3 Images
  • 20 Plot Generations
  • Conversation with Dialogue Memory
  • No Ads, Ever!
  • Access to Our Best AI Platform: Flex AI - Your personal assistant for all your inquiries!
Become a Member

Other questions asked by students

Q

A student randomly selected 70 packets of sugar and weighed the contents of each packet, getting...

Statistics
Q

When and how do you use a chi-square distribution to test if two variables are independent?...

Statistics
Q

A mass of 3.8 kg is originally moving at 8 m/s at the top of...

Physics
Q

Sxplain in yours own words the difference between inertial and non- inertial coordinate frames. In addition...

Advance Math
Q

Cancer and the Cell Cycle A Cancer is said to be a cell cycle disease...

Biology
Q

Evaluate the expression without using a calculator.7!/3!(7-3)!The answer is __(Type an integer or a simplified...

Basic Math
Q

A card is chosen at random from a deck of 52 cards. It is then...

Basic Math
Q

Determine the equation of the line of best fit from the data in the table...

Calculus
Q

Cash Disbursement Assume Stimson Lumber, headquartered in Portland, Oregon, is in the process of preparing...

Accounting
Q

What is a sole proprietorship? A partnership in which all partners have limited liability. A...

Accounting
Q

Exercise 1-11 (Algo) Cost Behavior; Contribution Format Income Statement [LO1-4, LO1-6] Harris Company manufactures and...

Accounting
Q

Assume the CAPM holds and rate these statement as true or false? Explain your reasoning...

Finance