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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 fifth day?
d. What is the probability that five consecutive days will pass without any breakdown?
the mampm mars company claims that the percentage of brown mampms they produce is 13. a bag containing 100 mampms was
find that probability that 10 or more of the 30 individuals entering the store in a given hour will decide to make a purchase.
The computed value of chi-square: Which of the following is true about the F distribution:
Let f be a Borel measurable function from a separable metric space X onto a metric space S with metric e. Show that (S, e) is separable.
Apply Porter's value chain model to Costco (www.costco .com). What is Costco's competitive strategy? Who are Costco's major competitors? Describe Costco's business model.
randomly selected statistics students of the author participated in an experiment to test their ability to determine
We found our proportion of getting doubles was 15% to 16%. Using probability theory how often (i.e, what proportion of time) would you theoretically expect to roll doubles from 2 fair dice?
For a semester project, a student was interested in determining the average weight gain of college students during their freshman year
Consider that the data in Table 12.5 constitute appropriate samples from the respective populations. From the supplied sample data, compute the complete set of 6 pairwise correlation coeffcients between these variables. Comment on what these corre..
Answer the following questions what is the probabilty that a random sample of 20 time interval between eruptions has a mean longer than 95 minutes?
the sample mean x bar is the maximum likelihood estimator of sigma if the underlying p.d.f is fxsigma 1sigmae-xsigma
A five-year old study claims that selling prices of new homes / condominiums in the New York area have a normal distribution with mean = $180,000 and standard deviation = $40,000.
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