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1. Let X, X1, X2, X3,... be random variables that are positive and integer valued. Show that Xn """ X if and only if for every integer k.
lim n→∞ P(Xn = k) = P(X = k)
2. Let Z1, Z2,... be iid random variables with density f . Suppose that P(Zi > 0) = 1 and that λ = limx↓0 f (x) > 0. Let Xn = n min{Z1,..., Zn}. Show that Xn """ Z where Z has an exponential distribution with mean 1/λ.
list some of the risks in using samples to make inferences about populations from which the samples were drawn. what
MATH1550H: Assignment: Questions: Let’s assume the department of Mathematics of Trent University has 11 faculty members. For i = 0; 1; 2; 3; find pi, the probability that i of them were born on Canada Day using the binomial distributions.
question the average wind speed in casper has been found to be 12.7 mph and in tucson it has been found to be 6.2 mph.
Find the probability that the test for a pooled sample of k people will be positive - what is the expected value of the number X of tests necessary under plan
at ajax spring water a half-liter bottle of soft drink is supposed to contain a mean of 520 ml. the filling process
an e-commerce web site claims that 6 of people who visit the site make a purchase. answer the following questions based
in a study in which k 5 3 n 5 21 x1 5 45.3 x2 5 16.9 and x3 5 8.2 you compute the following sums of squares source sum
2. Background on the research question and the interested stakeholder and what is at stake 3. A comprehensive research methodology to include, at minimum, the following:
The lengths of human pregancies are normally distributed with a mean of 268 days and a standard deviation of 15 days.
The average score of all pro golfers for a particular course has a mean of 70 and a standard deviation of 3.0. Assume 36 golfers played the course today. Find the probability that the average score of the 36 golfers exceeded 71.
1 in a sequence of 10 independent bernoulli trials where the probability of success is .4 what is the expected number
part aanswer all of these questions using r commander. include all graphs outputs from r commander .this assignment
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