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For a component A, you have the following failure time data: (days) 28, 112, 15, 8, 27, 21, 22, 48, 28, 73.
A) Suppose you have reason to believe that the hazard rate is increasing over time. What distribution is appropriate to describe the failure time component of A? What does the increasing hazard rate suggest in terms of parameter values?
B) Fit the distributin you suggested in part A to the data without using maximum likelihood estimation. Show your work step by step and report the output for each step?
Construct a 90% confidence interval on the difference in fraction nonconforming between the two processes."
USA snapshot presented a bar graph depicting business travelers' impression of wait times in airport security lines over the past 12 months. Statistics were derived from Travel Industry Association of American Business Traveler Survey of 2034 resp..
Calculate the Mean, Median, Mode, Range and Standard deviation of this sample. Show Calculations: Use any calculation method desired
Produce a printout of the frequency tables, showing the total of both frequencies.
What concepts and constructs would you use to study this phenomenon? How might the concepts or constructs relate to explanatory hypotheses? Explain.
Sales figures and profits for the stores are given in the following table. Obtain a regression line for the data and predict profit for a store assuming sales of $10 million.
The mean and standard deviation of these scores are 23.0 and 5.0 respectively. The test was administered to 100 students. What is the T-score equivalent to the raw-score 13?
If a customer did not default on a loan, what is the probability that the rating system would have classified the applicant in the reject category?
hypothesis test for the difference between two means.grand strand family medical center is specifically set up to treat
Compute mean, standard deviation, coefficient of variation and 5 key percentiles for these data.
as of october 2009 the united states federal dept was 11963668027500. if each of the 307000000 people in the united
How large of a sample would be necessary if no estimate were available for the proportion that support current policy?
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