Fatigue wearout of a component has a log normal distribution with ty = 5000 hours and s = 0.20. (a) Compute the MTTF and SD.

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A: According to the given information, we have Sample size, n = 18 Probability, p = 0.9

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A: *Answer:   

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A: X~exp(ɑ)  

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Q: Example 36. dx

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Q: Sketch the normal curve and indicate the location of the rejection region. 2. z>1.645

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Q: True or False? 1/n∑(Xi − X)^2 is an asymptotically unbiased estimator for the variance of X.

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Q: 6E.23 cise 6.65 de Oxide ness Wafer Thickness 16 58.4 17 51.0 18 41.2 19 47.1 20 45.7

A: *Answer:  *  

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Q: Compute the least-squares regression equation for the given data set. Use a TI-84 calculator. Round ...

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Q: Assume the random variable X has a binomial distribution with the given probability of obtaining a s...

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Q: Sketch the normal curve and indicate the location of the rejection region. 3. z<2.58

A: Let X be the random variable from normal distribution then,  We we sketch and find probability P(Z&l...

Q: 6. A box has red marbles, 3 black marbles and 5 blue marbles. A marble is picked at random. what is ...

A: Given that,                    Number of  red marbles = 2                    Number of black marbles...

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A: We have given that the relative frequency table represents hurricanes that have made direct hits on ...

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A: Solution is given. And i hope my given solution is helpful for you.

Q: Performance Task 4: Problem Solving & Multiple Choice. Directions: Solve the following problem, show...

A: Given data: 2,3,4,5,6  

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Q: To test the equality of variances, you would use a tes O chi-square O F

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Q: In a sample of 8 observations, the sum of squared deviations of items from the mean was 94.5. In ano...

A: Here use test of variance 

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Q: The number of traffic accidents at a certain intersection follows a Poisson distribution with A=2 pe...

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A: Solution-: Given: The probability of getting a head on every flip is 0.6 Coin is flip 3 times We obt...

Q: Answer the problem below. 1. The mean grade of Adrian in the final examination in Mathematics was 85...

A: GivenAdrian score in mathematics is 90 withMean(μ)=85standard devaition(σ)=7Adrian score in science ...

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A: Hypergeometric distribution is given by  

Q: 19. (a) The sum of 50 observation is 500 its sum of squares is 6,000 and median 12. Find the coeffic...

A: Given that, (a) The sum of 50 observations is 500 its sum of squares is 6000, and the median is 12. ...

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A: We have given that an experiment is set up in which each package is used to make reservations for 5 ...

Q: . What does it mean for a sample to be representative? a. The sample is very large. b. The sample ha...

A: Note: if given population mean(μ) and population standard deviation(σ) and sample size (n) then samp...

Q: much confidence does the estimation of has if the ard deviation of 12 with error margin of 0.3?

A: Question 2

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Q: During the 2005 season of the AAA-class Baseball International League, medical teams documented 250 ...

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Q: 2. u = 26, o = 4.5, n = 80, and x = 28.3 %3D %3D

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Q: Suppose that a random variable x has a uniform distribution to the integer 10...20. Find the probabi...

A: * SOLUTION :-   

Q: When we draw conclusions from data, we usually state them in terms of probbailities. Express a 95% c...

A: Here Confidence Interval gives the range of the population parameter .And It is found using sample s...

Q: Sketch the normal curve and indicate the location of the rejection region. 1. z>1.96

A: We have given that z&gt;1.96 We have to Sketch the normal curve and indicate the location of the rej...