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1. Given a hypergeometric H(n, Nd,N ) random variable X for which n = 5, Nd = 2 and N = 10:
(i) Determine and plot the entire pdf, f (x) for x = 0, 1, 2, ..., 5
(ii) Determine P (X > 1) and P (X 2)
(iii) Determine P (1 ≤ X ≤ 3)
2. A crate of 100 apples contains 5 that are rotten. A grocer purchasing the crate selects a sample of 10 apples at random and accepts the entire crate only if this sample contains no rotten apples. Determine the probability of accepting the crate. If the sample size is increased to 20, ?nd the new probability of accepting the crate.
A jar contains 12 red jelly beans, 20 yellow jelly beans, and 16 orange jelly beans. Suppose that each jelly bean has an equal chance of being picked from the jar.
jean researcher is studying the percentage of ethanol in dwi arresteess blood. she tests 16 subjects and finds a mean
At the 5% level of significance, can we infer that the population mean weight of athletic men is lower than the population mean weight of non-athletic men by more than 2 pounds?
aj davis is a department store chain which has many credit customers and wants to find out more information about these
What is the problem or opportunity that this study is seeking to address? Why is this study important and to whom and what was the methodology used to select your sample of participants for the study.
a large national bank charges local companies for using their services. a bank official reported the results of a
a researcher wants to make a 95 confidence interval for the population proportion. what is the most conservative
the number of deaths due to firearms in the united states between 1968 and 1993 are given belowyearfirearm deaths
when an opinion poll calls residential telephone numbers at random only 20 of the calls reach a live person. you watch
the acceptance scheme for purchasing lots containing a large number of batteries is to test no more than 75 randomly
In a poll of 500 randomly selected voters, 260 of them support the strategist's candidate. At = .05, is the political strategist's claim warranted?
Write-up of 1 to 2 page or an essay for the following questions. What is a nonparametric procedure? Describe specifically when you would utilize a nonparametric test.
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