The random variable X has the probability density function ((x) given by: f(x) = x', 128 Ix < 4; 0, otherwise. If P(X > a) = then a is equal to: 16 O 2 None of these

Q: If the probability density function of a continuous random variable X is 0.50x 01.5)

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Q: For a random variable which can be defined using the probability density function below, what is the…

A: It is an important part of statistics. It is widely used.

Q: Let X be a random variable with probability density function, What is Var(X)? f(x) = cx(5-x) for…

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Q: 3. Let A be a parameter. Show that the family of functions fa(x) = x >0 is a probability density…

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Q: f (x) = cx, for 1<x<2 and 0 otherwise. Vhat is the value of c? А. 1/4 В. 1/2 C. 2/3 D. 1

A: Given,f(x)=cX     ;   1≤X≤20        ;   otherwise

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Q: Let X be a random variable with probability density function f (x) = } 0, otherwise a. What is the…

A: Given function is f(x)={c(1-x2)             -1&lt;x&lt;10                          otherwise

Q: Let P(A) = r and P(B) = s with AN B= p. Then P(A\B) equals Select one: а. 1 b. 1-5 C. 0 d. r

A: NOTE:  We’ll answer the first question since the exact one wasn’t specified. Please submit a new…

Q: (f) The random variable X has the following probability density function: (3x + 3)(x+3)/16 for 00.75…

A: Find  P(X&gt;0.75|X&gt;0.5)=? Cov(X+3,(X+3)-1)=?

Q: ne probability density function of the random variable X is given by 3. æ) = a2, 0< <2 8 otherwise…

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Q: Let X be a random variable with probability density function S c(8x – a?) if \ 0 8

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Q: * The probability density function of X random variable is given as; f(x) = {ex²,.. ...– 3<x< 3 0,…

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Q: 2. The probability density function of a random variable X on [2,5] is given by 1 f (x) = 1- Vx - 1…

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Q: Suppose that a > 0 is a constant. Let the joint pdf of random variables X, Y be fx,Y (x, y) x > 0, y…

A: To determine the value of the constant a, use the fact that ∫-∞∞∫-∞∞fx,ydydx=1. The conditional…

Q: The probability density function of the random variable X is given by: Sce-2x 0 f(x)= = for x > 0…

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Q: Q4. A random variable X takes values between-2 and 3 with a probability density function 15 64 + cx,…

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Q: Sh(3y² +2) ; -2<ys2 f(y) ={ ; otherwise

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Q: Suppose X and Y have joint probability density function f(x,y)=6x,0<x<1,0<y<1-x 0,elsewhere. a.…

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Q: If a random variable X has the following probability density function: ƒ(x) = e¯ª, x ≥ 0 What is…

A: f(x)=e-x ; x≥0

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Q: If the probability density function of a continuous random variable X is [.5x 0< x<2 f(x)= otherwise…

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Q: 1. Assume that X is a continuous random variable with cumula- tive distribution function (cdf) 0. if…

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A: Given,PDF of a random variable X is,fX(x)=exx&lt;00otherwise

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A: We find cumulative distribution function.

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A: Let X be the random variable having cumulative distribution function

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A: f(X) = 2(1-x)   To find, E (6X + 3X²)

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Q: Let X be a continuous random variable with probability density function given by f(x)=T19 2 179 if…

A: # given continuous random variable with given pdf  To find expected value of x E(x)=?