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Masters-at-Work was founded by two brothers in Atlanta to provide in-home computer and electronic installation services as well as tech support to solve hardware, software, or computer peripheral crises. Masters-at-Work became highly successful with branches throughout the South and was purchased by Best Buy but continued to operate under the Masters- at-Work name. A shipment of 20 Intel® Pentium® 4 processors was sent to Masters-at-Work. Four of them were defective. One of the Masters-at-Work technicians selected 5 of the processors to put in his parts inventory and went on three service calls.
a. Determine the probability that only 1 of the 5 processors is defective.
b. Determine the probability that 3 of the 5 processors are not defective.
c. Determine the probability that the technician will have enough processors to replace 3 defective processors at the repair sites.
A group of young businesswomen wish to open a high fashion boutique in a vacant store, but only if the average income of households in the area is at least $25,00.A random sample of 9 households showed the following results:
a gambler has a fair coin with one head and one tail and a two-headed coin. he selects one of the coins at random and
a box contains 4 blue marbles 1 red marbles and 6 green marbles. two marbles are selected at random from the box. if x
Determine the minimum sample size required in order for you to be confident that your evaluate is within of? Use value for population standard deviation of scores on this subsection.
Hypertensive experimental (n=100) is 14%, placebo (n=100) is 22%. Generate a 95% Confidence interval for difference in proportions of patients with hypertension between groups.
A gun is fired straight upward. The bullet leaves the gun at 1000 ft. per sec. The equation for the bullet's velocity is v = -32 t + 1000. What is the velocity at 3 sec.?
the ceo of a software company is committed to expanding the proportion of highly qualified women in the organizations
At all times, the urn comprises N balls-some white balls and some black balls. At each stage, coin having probability p, 0
Suppose that the life expectancy X of each member of a certain group of people is an r.v. having the Negative Exponential distribution with parameter l = 1/50 (years). For an individual from the group in question, compute the probability that
Make a List of type of possible errors. Assume that you were interested in knowing the mean score for a certain quiz in a statistics class.
an integrated circuit is connected to its frame by five wires. twenty-five samples of eight units were taken and the
during the last energy crisis a government official claimed that the average car owner refilled the tank when there was
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