If E[X 4 and Var(X) 1, then E(1 + 5X)²] - and Var(2 + 4X)

Q: There are 4 treatments, so we have k4 and k-1- A total of 18 men undenvent Treatment 1 giving n, -…

A: The number of treatments k is 4.

Q: Evaluate if x=4,8,3,-2 ∑x ∑x+1 ∑(x+1) 3∑x - 4

A: Given that  if x=4,8,3,-2

Q: Domain of:  Csc(x)+2

A:

Q: Show by an example that (AB)" B™A".

A:

Q: Suppose Var(X) = 32, Var(Y) = 47, and X and Y are independent. What is Var(.15X + .85Y)?

A: Given, a  and . and  are independent random variables.It is required to find the .To solve this…

Q: In the following examples, some mistakes have occurred. Identify the mistakes and make corrections.

A: The given function is,

Q: x2+9 x -1D <0 10<0

A: The given inequality is  x2+9x-10&lt;0 To solve this inequality we firstly find the critical…

Q: uppose Var(X) = 93, Var(Y) = 98, and X and Y are independent. What is Var(.6X + .4Y)?

A: Answer: - Given,  Var(X) = 93, Var(Y) = 98, and X and Y are independent.                 What is…

Q: The life of a battery is normally distributed with mean 70 hours with a standard deviation of 10…

A: Given, μ = 70 σ = 10 Z = X-μσ

Q: 3{2x-2[x-5(x+4)]}

A: We have to start from inside we first distribute -5.

Q: (x+1)/(x-1) + 2 &gt; 0

A: We need to find the interval of x for which the given inequality holds good.

Q: 3/2 Evaluate xp (1+x)'

A:

Q: Which of the following is equivalent to 3x²(-2x)e-x² + e-x²16x O -16xe-x²(x² - 1) O 16xe-x²(x² + 1)…

A: Given query is to simplify the expression.

Q: Determine the value of if q(x) if x = 6 3x4-6x3+11x2-x+4 = (3x2+2)q(x)+r(x)

A: Given:- 3x4-6x3+11x2-x+4 = (3x2+2)q(x)+r(x)  To find:- q(x) at x= 6 Method:- Here we know 3x2+2 is…

Q: Given the functions f (x) = 3x + 5 = (x) 6 g (x) = 4 – x2 and h (x) = = 1 *, find each of the -…

A:

Q: Suppose Var(X) = 88, Var(Y) = 17, and X and Y are independent. What is Var(.28X + .72Y)?

A:

Q: - If g(x)=-9x+2 evaluate g (0), g (-5) and g(2x+3)

A:

Q: Draw a sign diagram for (x+3)(x-5)

A: Answer is mentioned below

Q: If [2x 3] 1 21 -3 0 8 = 0, then the value of x is

A:

Q: What is the domain and rang

A: given f(x)=1+x2

Q: [A(BxC) = -(AxC)xB -(A*B)-C -(AxC)-B

A:

Q: Let f(æ) = 4x + 4 and g(x) = 5æ? + 2æ. After simplifying, (f + g)(x) =

A:

Q: Suppose Var(X) = 52, Var(Y) = 41, and X and Y are independent. What is Var(.89X + .11Y)?

A: Given: Var(X) = 52 Var(Y) = 41 X and Y are independent. Formula Used: VaraX+bY = a2Var(X) + b2Var(Y)…

Q: If f(a) x* + 5, g(a) =-6 and h(z) a, then

A: Given: To find:

Q: Suppose f(x) = x 2 +3 and g(x) x - 2. Which of the following is a formula for (f - g)(x)? O (f -g)…

A:

Q: EVALUATE

A: ∫ x-3x-1+x2dx

Q: Example. If A(x) = 2* , find f(0), A3), and A-4).

A: According to the guidelines, I am answering first question. Please repost the remaining. Explanation…

Q: lo) Let x-16 X+4 >メキ-4 K Xニー4

A:

Q: Suppose Var(X) = 43, Var(Y) = 36, and X and Y are independent. What is Var(.67X + .33Y)?

A: GivenX and Y are independentVar(X)=43Var(Y)=36

Q: Example :- If y= f(x) = x+2 end Ax = 1 Find 4 y for x-4

A:

Q: Suppose Var(X) = 4, Var(Y) = 78, and X and Y are independent. What is Var(.58X + .42Y)?

A: Answer: - Given, Var(X) = 4, Var(Y) = 78, and X and Y are independent.                What is…