HomeworkLib
Question

The time it takes to hand carve a guitar neck is uniformly distributed between 104 and...

The time it takes to hand carve a guitar neck is uniformly distributed between 104 and 152 minutes. Determine the standard deviation of the completion time for carving the guitar neck.

math   Statistics-And-Probability   
0 0
Add a comment Improve this question Transcribed image text
Next > < Previous
Sort answers by oldest

Homework Answers

Answer #1

Solution :

Given that,

a = 104

b = 152

standard deviation =  (b - a)2 / 12 = (152- 104)2 / 12 = 13.856

0 0
Add a comment
Know the answer?
Add Answer to:
The time it takes to hand carve a guitar neck is uniformly distributed between 104 and...
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Log In

Sign Up

Not the answer you're looking for? Ask your own homework help question. Our experts will answer your question WITHIN MINUTES for Free.
Similar Homework Help Questions

  • The time it takes to hand carve a guitar neck is uniformly distributed between 110 and...

    The time it takes to hand carve a guitar neck is uniformly distributed between 110 and 190 minutes. a. What is the probability that a guitar neck can be carved between 95 and 165 minutes? b. What is the probability that the guitar neck can be carved between 120 and 200 minutes? c. Determine the expected completion time for carving the guitar neck. d. Compute the standard deviation.

  • The time it takes to hand carve a guitar neck is uniformly distributed between 95 and...

    The time it takes to hand carve a guitar neck is uniformly distributed between 95 and 175 minutes. a. What is the probability that a guitar neck can be carved between 95 and 165 minutes? [b. What is the probability that the guitar neck can be carved between 120 and 200 minutes?

  • The time it takes a student to finish a chemistry test is uniformly distributed between 50...

    The time it takes a student to finish a chemistry test is uniformly distributed between 50 and 70 minutes. What is the probability density function for this uniform distribution? Find the probability that a student will take between 40 and 60 minutes to finish the test. Find the probability that a student will take no less than 55 minutes to finish the test. What is the expected amount of time it takes a student to finish the test? What is...

  • The time it takes me to wash the dishes is uniformly distributed between 12 minutes and...

    The time it takes me to wash the dishes is uniformly distributed between 12 minutes and 18 minutes. What is the probability that washing dishes tonight will take me between 14 and 15 minutes? Give your answer accurate to two decimal places.

  • The time it takes a person to wash the dishes is uniformly distributed between 7 minutes...

    The time it takes a person to wash the dishes is uniformly distributed between 7 minutes and 12 minutes. What is the probablity that a randomly selected event of washing dishes will take a person between 8 and 10 minutes? Round your answer accurate to two decimal places.

  • The time it takes me to wash the dishes is uniformly distributed between 12 minutes and...

    The time it takes me to wash the dishes is uniformly distributed between 12 minutes and 22 minutes. What is the probability that washing dishes tonight will take me between 18 and 20 minutes? Give your answer accurate to 2 places after the decimal point, if necessary.

  • Suppose the time it takes a barber to complete a haircuts is uniformly distributed between 8...

    Suppose the time it takes a barber to complete a haircuts is uniformly distributed between 8 and 22 minutes, inclusive. Let X = the time, in minutes, it takes a barber to complete a haircut. Then X ~ U (8, 22). Find the probability that a randomly selected barber needs at least 14 minutes to complete the haircut, P(x > 14) (answer to 4 decimal places)

  • The time taken by a student to complete her statistics assignments is uniformly distributed between 30...

    The time taken by a student to complete her statistics assignments is uniformly distributed between 30 minutes and 110 minutes. (a) Write the probability density function for the time she takes in finishing her statistics assignments. (10) (b) What is the probability that for a given statistics assignment she will take between 40 and 60 minutes to complete the assignment? (10) (c) Write the mean and standard deviation of the distribution. (2.5 + 7.5 =10)

  • The amount of time it takes Felicia to eat an apple is continuous and uniformly distributed...

    The amount of time it takes Felicia to eat an apple is continuous and uniformly distributed between 3 minutes and 18 minutes. What is the probability that it takes Felicia less than 9 minutes given that it takes less than 10 minutes to eat an apple? Provide the final answer as a fraction.

  • The time it takes a bank teller to serve a customer is uniformly distributed between 2...

    The time it takes a bank teller to serve a customer is uniformly distributed between 2 and 6 minutes. A customer has just stepped up to the window, and you are next in line. a. What is the expected time you will wait before it is your turn to be served? b. What is the probability that you wait less than 1 minute before being served? c. What is the probability that you wait between 3 and 5 minutes before...

ADVERTISEMENT
Free Homework Help App
Download From Google Play
Scan Your Homework
to Get Instant Free Answers
Need Online Homework Help?
Ask a Question
Get Answers For Free
Most questions answered within 3 hours.
ADVERTISEMENT
ADVERTISEMENT