Q4-3. If Var(X)=8, Var(Y)=9, Cov(X,Y)=3, find Var(1.9X+1.2Y+8). 30.56 O 55.52 41.76 O 71.84 O 35.84

Q: 2. S V3+ Vã dx

A: Given: I=∫3+x33dx   ...1 Apply the substitution method to solve the given integral. Let,…

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A:

Q: Which of the following gives /₁ O 5tanh-¹ (5x) + C Otanh-¹ (5x) + C Ocoth ¹(5x) + C 5coth-¹(5x) + C…

A:

Q: Suppose that Var(X) = 742.23, Var(Y) = 8890.5, and Cov(X,Y) = 2191.72. What is Var(.51X + .49Y)?

A: The objective of the question is to find the variance of the linear combination of two random…

Q: (Z over 8) - (1 over 2) = (z over 6)

A: Given equation is

Q: Suppose Var(X) = 96, and a = .45. What is Var(aX)?

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Q: Given X N(20,16), find b. P (X <19) (4 decimal place)

A: X~N( μ , ?2 )   μ=20 , ?=4   Z-score =( x - μ )/?

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Q: If p assigns a quantity x to a second quantity, y, what is the range if p(x) = 3(x – 6)² + 11.2?…

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Q: a dx Evaluate (4a² +9x*)

A: This question is based on Indefinite Integration.

Q: Next question The gros domestic product (GDP, in trilions of dolars) for Country A and Country B can…

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Q: that Var(X) = 727.48, Var(X) = 9536.23, and Cov(

A: Given,           Var(X) = 727.48, Var(Y) = 9536.23, and Cov(X, Y) = 2236.37 To the value of…

Q: 5. (1- x)"dr+ j*+x{1-x)*]dy = 0when x=2 nd y=l 6. yd-xy=y*ty

A:

Q: 6. X ~ Bin(50, 0.2). Find approximations for: a. Prob(X 12)  c. Prob(X=12)

A:

Q: Suppose X~N(19, 2.5).  Find P(X = 17)

A: Given X~N(19, 2.5)

Q: (13r-7) (&r-2)

A:

Q: Suppose Var(X) = 83, and a = .57. What is Var(aX)?

A: The objective of this question is to find the variance of a random variable that has been scaled by…

Q: Suppose that n(U)=150, n(A)=78, n(B)=64, and n(AB) = 27. Find each of the following values. 13.…

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Q: 3. Why can you not use the power rule to differentiate y = e*?

A:

Q: e*Vex-1dx ex+3

A:

Q: Find the betwween/bounded by area the Curue u=4y-x² and The line. 4=8-Zx.

A: Sketch the two curves From the graph, we observe that both curves intersect at x = 2 and x = 4.

Q: Simplify. Assume that no variable equals 0. (5r*g)*(3r°g*) Submit Question

A:

Q: Suppose that Var(X) = 861.99, Var(X) = 9517.33, and Cov(X,Y) = 2449.18. What is Var(.37X + .63Y)?

A: Solution

Q: 13 5x³ y³ • 2 12 x yt

A: Given:2. 5x23y45 . 2x13 y253. 2a12b236

Q: What values of a and b, with a < b, minimize the value of (x* – 2r?) dr?

A: The given integral is ∫abx4-2x2 dx. Draw the graph of the function y=x4-2x2 as shown below. .

Q: 2. If f(x) = 1+ x2, find fof. * %3D A. 1+ x2 + x4 B. 2 + 2x2 + x4 C. 2 + x2 D. 1 + x4

A:

Q: 9.6 (4x 5) Add the following. ldentify NPVS X²-4x X8-X-6 4x-4 x8-x-6

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Q: 6. b = 1+35 + 35, 5 +3 A, 5+3-1= B a. If (25)* = (125) then determine y: x b. Show that, b³-3b-6b-4=…

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Q: Let X represent the difference between the number of heads and the number of tails when a coin is…

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Q: x- + 200 y = 2 - 2 y = 3x2 + 6 y = x Xy = 1 201 204 2 18 256 209 6. 33 6,561 Compare the functions…

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Q: Use v=&lt;3/5, 4/5&gt;, w= &lt;-4/5, 3/5&gt; to find v.w and proj w(v)

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Fundamentals of Trigonometric Identities

Trigonometric Identities are the equalities that involve trigonometry functions and hold for all the values of variables given in the equation.