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Suppose that X1, X2, X3, X4, and X5 is a random sample from a distribution with density function f(x)=1/theta for 0<x<theta. The null hypothesis theta=1 is to be tested against the alternative hypothesis theta=2 so that the significance level is exactly 1/32. The null hypothesis is rejected if the maximum X1, X5 > c. What is the appropriate value of c?
Given a level of confidence of 99% and a population standard deviation of 10, what other information is necessary:
Find the value of k that makes f(x; y) a valid probability distribution.
A ski company in Vail owns two ski shops, one on the east side and one on the west side. Sales data showed that at the eastern location there were 56 pairs of large gloves sold out of 304 total pairs sold.
A standard deck of playing cards contains 52 cards divided equally into four suits: Spades, Hearts, Diamonds, and Clubs. Each suit contains thirteen cards: 2, 3, 4, 5, 6, 7, 8, 9, 10, J(ack), Q(ueen), K(ing), A(ce).
An automobile insurance company estimates the following loss probabilities for the next year on a $25,000 sports car:
late payment of medical claims can add to the cost of health care. an article reported that the mean time from the date
managers at an automobile manufacturing plant would like to estimate the mean completion time of an assembly line
1 the cincinnati enquirer reported that in the united states 66 of adults and 87 of youths ages 12 to 17 use the
testing for two proportions.one hundred draws are made at random with replacement from box a and 250 are made at random
Solve manually and then by mega stat. Indicate your decision rule, your hypotheses and your statistical and management conclusions."
Determine the correlation coefficient. Is there a strong relationship? If so determine the line of best fit. Estimate what the sales should be for a 3000 square foot shop.
Following data on x=weight (in pounds): x 1 33.5, x2 27.3, x3 36.7, x4 30.5 Suppose that one more piece is selected; denote its weight by x5. Find a value of x5 such that X = smaple median.
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