Ask Question, Ask an Expert

+61-413 786 465

info@mywordsolution.com

Ask Statistics and Probability Expert

The time between surface finish problems in galvanizing process is exponentially distributed with a mean of 40 hours. A single plant operates three galvanizing lines that are assumed to operate independently.

a. What is the probability that none of the lines experiences a surface finish problem in 40 hours of operation.

b. What is the probability that all three lines experience a surface finish problem between 20 and 40 hours of operation.

Statistics and Probability, Statistics

  • Category:- Statistics and Probability
  • Reference No.:- M9120084

Have any Question?


Related Questions in Statistics and Probability

A researcher wants to determine if there is an association

A researcher wants to determine if there is an association between religious affiliation (e.g., Christian, Muslim, Jewish. Buddhist, Unaffiliated, etc.) and ethnicity (African American, Asian, American Indian, Whte, Othe ...

An independent-measures study has one sample with n 10 and

An independent-measures study has one sample with n = 10 and a second sample with n = 15 to compare two experimental treatments. What is the df value for the t statistic for this study?

Ten students were sampled at random from a student

Ten students were sampled at random from a student population. Each was asked how many courses he or she was planning on studying in the upcoming year. The following is a list of the reported data values: 1, 2, 2, 3, 4, ...

In a pre-election poll a candidate for district attorney

In a pre-election poll, a candidate for district attorney receives 304 of 600 votes. Assuming that the people polled represent a random sample of the voting population, test the claim that a majority of voters support th ...

A factory manager must decide whether to stock a particular

A factory manager must decide whether to stock a particular spare part. The part is absolutely essential to the operation of certain machines in the plant. Stocking the part costs $10 per day in storage and cost of capit ...

Some commercial aircraft fly with two engines assuming that

Some commercial aircraft fly with two engines. Assuming that the aircraft can land safely on a minimum of one engine, what is the probability of a catastrophe (non-safe landing due to engine failure) for the life of the ...

A professional baseball pitcher takes 1566 seconds to throw

A professional baseball pitcher takes 15.66 seconds to throw each? pitch, on average. Assume the? pitcher's times per pitch follow the normal probability distribution with a standard deviation of 2.6 seconds. Complete pa ...

Find the modified internal rate of return mirr for the

Find the modified internal rate of return (MIRR) for the following series of future cash flows if the company is able to reinvest cash flows received from the project at an annual rate of 8.24 percent. The initial outlay ...

Te proportion of people who love dogs is known to be 75

The proportion of people who love dogs is known to be 75 % Australia wide. A town in far north Queensland is often different in many aspects to the rest of Australia. When 88 families were sampled the proportion who love ...

Light travels at 186283 miles every second how many feet

Light travels at 186,283 miles every second. How many feet per hour does light travel? Round one decimal place if necessary.

  • 4,153,160 Questions Asked
  • 13,132 Experts
  • 2,558,936 Questions Answered

Ask Experts for help!!

Looking for Assignment Help?

Start excelling in your Courses, Get help with Assignment

Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.

Ask Now Help with Problems, Get a Best Answer

Why might a bank avoid the use of interest rate swaps even

Why might a bank avoid the use of interest rate swaps, even when the institution is exposed to significant interest rate

Describe the difference between zero coupon bonds and

Describe the difference between zero coupon bonds and coupon bonds. Under what conditions will a coupon bond sell at a p

Compute the present value of an annuity of 880 per year

Compute the present value of an annuity of $ 880 per year for 16 years, given a discount rate of 6 percent per annum. As

Compute the present value of an 1150 payment made in ten

Compute the present value of an $1,150 payment made in ten years when the discount rate is 12 percent. (Do not round int

Compute the present value of an annuity of 699 per year

Compute the present value of an annuity of $ 699 per year for 19 years, given a discount rate of 6 percent per annum. As