Find mean of the square
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Q: Then the coefficient of determination is:
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A: Area= (length)(width) Or, x2 - 25= (x+5)(x-5)
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Q: The Special Product Formula for the "square of a sum" is (A + B} = So (2x + 3) =
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Q: Find t
A: we have to find the area of the shaded region
Q: Find the square root. -V1600=
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Q: The Special Product Formula for the "square of a sum" is (A + B)? = . So (2x + 3)2 =
A: The Special Product Formula for the "square of a sum is" is(A+B)2=A2+B2+2AB
Q: Use the binomial squares pattern to multiply (x + 9).
A: Explanation of the solution is given below...
Find mean of the square
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- For a random variable (X) having pdf given by: f(x) = (k)x^3 where 0 ≤ x ≤ 1, compute the following: a) k b) E(X). c) Var(X). d) P(X > 0.25).For an exponential random variable (X) having θ = 4 and pdf given by: f(x) = (1/θ)e^(−x/θ ) where x ≥ 0, compute the following: a) E(X). b) Var(X). c) P(X > 3).Let the time waiting in line, in minutes, be described by the random variable x which has the following pdf, determine Mx(t)
- Find the pdf of e^x in terms of the pdf of X, base the answer to the case where X is uniformly distributed between 0 and 1Consider random variables X and Y with the joint PDF below find E[X|Y = 0] and E[Y|X = -1]Consider X and Y are joint distributed with PDFf(x,y)=x+y, 0≤x≤1, 0≤y≤1. (a) Find the probability that X > 0.5. (b)FindP(X> Y 1/2).(c) Are X and Y independent?
- Given the moment generating function MX(t) = e 3t+8t2 , find the moment generating function of the random variable Z = 4(X − 3), and use it to determine the mean and the variance of Z.Consider random variables Xand Y with following joint pdf given as f(x,y) ={x+y 0≤x≤1, 0≤y≤1, 0 elsewhere. Compute correlation coefficient, ρXYThe joint PDF of the random variables X and Y is constant on the shaded region, as shown in the image below, and is zero outside. It can be determined that fX,Y(x,y)=2/3. Determine E[XY]. (The answer is not 3/4)
- Consider random variables X and Y with the joint PDF below find pxyLet A and B be independent exponential random variables, both with mean 1. If U = A + B and V = A/B, find the joint pdf of U and V.let X and Y are two random variables with p.d.f as f(x,y)=3x2y+3yx2 0<x<1 0<x<1.find conditional density of X given Y?.Find mean mode and standard deviation of r.v Y?. Correlation between X and Y?. check that X and Y are independent or not?.