The service life in hours of a semiconductor

Assignment Help Basic Statistics
Reference no: EM131128929

Suppose that the service life in hours of a semiconductor is a random variable having a Weibull distribution with α = 0.025 and β = 0.500.

(a) How long can such a semiconductor be expected to last?

(b) What is the probability that such a semiconductor will still be in operating condition after 4,000 hours?

Reference no: EM131128929

Questions Cloud

What should michelle negotiation strategy be : Develop a negotiation plan, including the characteristics of the opening offer, reservation price, tactics, tradeoffs, they should make, how to react if the seller bring up issues before you are ready to discuss them (such as whether you have a tr..
Buffaloe company has the following obligations at december 3 : (d) Accounts payable of $60,000. For each obligation, indicate whether it should be classified as a current liability. (Assume an operating cycle of less than one year.)
Determine funds received and use the text to column feature : You will determine the funds received and use the text to column feature (concatenate, apply conditional formatting, sort and filter data). You will determine your analysis and use sorting and filtering data, conditional formatting, as well as subt..
What is the result of segmenting a network with a bridge : What is the result of segmenting a network with a bridge (switch)?
The service life in hours of a semiconductor : Suppose that the service life in hours of a semiconductor is a random variable having a Weibull distribution with α = 0.025 and β = 0.500. (a) How long can such a semiconductor be expected to last?
How does wright treat the idea of racism in his short story : How does Langston Hughes treat the idea of racism in America in his poetry? How does Wright treat the idea of racism in his short story? How would you describe the overall tone of their work? Do you see hope, despair, anger, or something else? Wha..
Use a computer program to find the probability : (a) Use a computer program to find the probability that a random variable having the normal distribution with mean 5.853 and the standard deviation 1.361 will assume a value greater than 8.625.
Write an essay in which you compare art spiegelman maus : Write a 750-word (minimum) essay addressing one of the topics described below. You must meet the minimum word count to get full credit.Your essays must include quotes from each text used to get full credit. Be sure to quote, cite, and reference ..
During periods of meditation the reduction : Suppose that during periods of meditation the reduction of a person's oxygen consumption is a random variable having a normal distribution with μ = 37.6 cc per minute and σ = 4.6 cc per minute. Find the probabilities that during a period of medit..

Reviews

Write a Review

Basic Statistics Questions & Answers

  Dring the study patients have relapses of the fever at an

during the study patients have relapses of the fever at an instantaneous rate of 1.85 per month. what is the

  If an exercise scientist wants to estimate the proportion

in an october 2012 survey of 7786 randomly selected adults living in germany 5840 said they exercised for at least 30

  Weights of pacific yellowfin tuna follow a normal

weights of pacific yellowfin tuna follow a normal distribution with mean weight of 68lb and standard deviation 12 lb.a.

  What is the probability that it get trapped in the long run

A mouse, after being placed in one of 4 rooms, will search for cheese in that room. If unsuccessful, after one minute it will exit to another room by selecting a door at random.

  Determining random selection and probability

EBook is a digital book provider that sells their downloaded product through both Anason and Bairnes-Nolb. Anason requires that EBook use a different format than they use for Bairnes-Nolb.

  It also has proportion unemployed of 1 a sample of 60

city a has a mean family income of 65000 with a standard deviation of 2000. it also has proportion unemployed of .1. a

  Assume that a random sample of 500 households in michigan

suppose an actual census showed that 20 of the households in michigan have incomes in excess of 60000. assume that a

  Probability that the class does well on a type

A professor continually gives exams to her students. She can give three possi- ble types of exams, and her class is graded as either having done well or badly. Let pi denote the probability that the class does well on a type i exam,

  Probability that you will pull out a pear

Imagine you stick your hand in this refrigerator and pull out a piece of fruit at random. What is the probability that you will pull out a pear?

  Probability of selecting automobiles at random

The estimated miles per gallon ratings of a class of automobiles are normally distributed with a mean of 12.8 and a standard deviation of 3.2. What is the probability that one of these automobiles selected at random would get:

  The mean number of shares traded on on the new york stock

the mean number of shares traded on on the new york stock exchange in june 2004 was 2.4 billion per day. assume that

  How many outside salespeople to sample

If you must estimate the population mean within 2 days, how many outside salespeople should you sample? Use the 90 percent confidence level.

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd