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A hydraulic press breaks down at the rate of 0.1742 time per day.
a. What is the MTBF?
b. On a given day, what is the probability that it will break down?
c. If four days have passed without a breakdown, what is the probability that it will break down on the ?fth day?
d. What is the probability that ?ve consecutive days will pass without any breakdown?
Suppose that the service rate to a waiting line system is 10 customers per hour (exponentially distributed). Analyze how the average waiting time is expected to change as the arrival rate varies from two to ten customers per hour (exponentially d..
Explain the difference between descriptive statistics and inferential statistics with less than 50 words? Name two graphs that can be used for describing qualitative data and two for describing quantitative data. Name one graph that can be used to ..
a government task force suspects that some manufacturing companies are in violation of federal pollution regulations
find the z-score for the standard normal distribution wherepzlta
how important they felt level of risk was in choosing a retirement investment
Dividend is expected to grow 7% a year for next 3 years and then at 5% a year after that. Determine the expected dividend per share for each of the next five years?
When estimating a population mean with a confidence interval estimate, then E is:
A supervisor has noticed that sales for all departments world wide has been averaging $12,000 a month for a number of years. For the last 18 review periods the average sales figure has dropped to $11,500 with a standard deviation of $4,000. Manage..
Determine the test value? Use α = 0.05. (Use the variances unequal formula).
statistical literacy and critical thinkingfor a statistics class project i used a convenience sample but the results
a machine fills cans of soda which are labeled 12 ounces according to a normal distribution with mean 12.1 ounces and
The DPMO for process is 860. Find the approximate Six Sigma level of the process?
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