Mathematics, 21.04.2020 01:20 omar2334
Let N be a random variable with mean E[N]=m , and Var(N)= v; let A1,A2,… be a sequence of i. i.d random variables, all independent of N , with mean 1 and variance 1; let B1,B2,… be another sequence of i. i.d. random variables, all independent of N and of A1,A2,… , also with mean 1 and variance 1 . Let A=∑Ni=1Ai and B=∑Ni=1Bi.
1) Find the E[AB] and E[NA] using the law of iterated expectations.
2) Let N^=c1A+c2 be the LLMS estimator of N given A. Find c1 and c2 in terms of p.
Answers: 3
Mathematics, 21.06.2019 18:20
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You just purchased two coins at a price of $670 each. because one of the coins is more collectible, you believe that its value will increase at a rate of 7.1 percent per year, while you believe the second coin will only increase at 6.5 percent per year. if you are correct, how much more will the first coin be worth in 15 years?
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Margaret is purchasing a house for $210,000 with a 15 year fixed rate mortgage at 4.75% interest she has made a 5% down payment the house is valued at 205,000 and the local tax rate is 3.5% homeowners insurance 600 per year what are her total monthly payment
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Let N be a random variable with mean E[N]=m , and Var(N)= v; let A1,A2,… be a sequence of i. i.d ran...
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