The average sale price of a certain brand of trucks is $41275 with a standard deviation of $1340. Assume normal distribution. Use the Excel formulas from the previous tab and show work on the right. a. The highest 25% paid at least b. The lowest 20% paid at most c. The middle 80% paid between and

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A: Given,            f(x) =x + 32x,   2, 16

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A: It is given that n1=90, n2=170, p1=0.20, and p2 =0.90.

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Q: co find the exact values for the derivative of f at the given numbers. You

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A: Given p= (q+2q)(q+6q2)

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A: Given that

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Q: Compute using Lagrange Inerpolation f(-0.016) for the data (-1.5, - 14.1014), (-0.75, - 0.931596),…

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Q: @ check ahether the Pellowing is Pdf Rx) = %3D x2-3(x-1)2 1<2く2 32<x<3

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Q: Suppose that Var(X) = 934.93, Var(Y) = 11297.02, and Cov(X,Y) = 2912.35. What is Var(.87X + .13Y)?

A: The given .The aim is to find the .The formula used .

Q: (a) flx,g;Z) =

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Q: Q2: EVALUATE * S I5(x) dx Js(x)

A: To find : ∫J5xdx Using the formula  ∫Jn+1xdx=∫Jn-1xdx-2Jnx Here n=4

Q: Find he derivative Of the funchon f by using the cules of di ecentation fo) 32x²-42c²t4

A: Given, f(x)=2x3-4x2+4The derivative of fx with respect to x is defined as:limh→0fx+h−fxh

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Q: 4. For given function y = e*/(x3 + 1) and points on this function (0,1), (0.5,1.46553), (1,), find…

A: please see the next step for solution

Q: X AUB + -AnR (where is characteristic function) ulgn O İhi O

A: True

Q: Another way to derive this same result is to start with Ck B, Ck-1 or Ck = Aßk, (8.20) %3D in…

A: (Doing first 5 subparts) Explanation: (1) Equation (8.20) CkCk-1=β or Ck=Aβk This is a trial and…

Q: Use implicit differentiation to find дг Əz and if yz In(x + z). дх ду

A: