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Suppose that X is a uniform random variable where X is between 0 and 10.
a. What is the probability that X will be between 0 and 3?
b. What is the probability that X will be between 4 and 8?
c. What is the probability that X will be between 5 and 10?
a baseball player hit 67 home runs in a season. of the 67 home runs 20 went to right field 22 went to right center
Forecast quarterly demand where x = 0 in second quarter of last year. Quarterly seasonal factors are Q1=1.5, Q2=0.8, Q3=1.1, Q4=0.6. Determine the forecast for last quarter?
Generalize the proof from Exercise 17 to prove or disprove that all four bitvectoring data flow problems in Exercise 12 are distributive.
consider the hypothesis test given byh0 p 0.5h1 p gt 0.5in a random sample of 225 subjects the sample proportion is
A sample of 3000 observations has a mean of 82 and a standard deviation of 16. Using the empirical rule, find what percentage of the observations fall in the intervals , and x+/- 1s, x+/- 2s x+/- 3s.
police records show that there has been an average of 2 accidents per week on a new freeway. calculate the
Set up H0 and Ha for testing whether the true percentage of TV viewers who find cable news to be better quality than network news differs from 50%.
i have 100 units of a product in stock. the demand d for the item is a continuous random variable with the following
They hope to use a sample size such that, with probability 0.95, the error will not exceed 0.04. What sample size will ensure this, regardless of what sample proportion value occurs when they gather the sample?
What is the probability that the drug will be effective for 2 hours or less?
suppose that on a statistics test the mean greade in a class is 75 and the population standard deviation is 8. assume
(a) What is the probability that a randomly chosen U.S. adult invests in stocks, given that s/he invests in fixed income instruments? Round your answer to 2 decimal places. (b) What is the probability that a randomly chosen stock investor also in..
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