QUESTION 12 A random variable X has the following distribution: X -1 0 1 P(X=x) 3 .5 .2 Let Y=X². Find the expected value of random variable Y. .38 .6 0.5 4

Q: 1. The random variable X has probability distribution. 1 2 3 4 P(X=x) 0.10 0.20 0.30 Given E(x)=3.5.…

A:

Q: Question 7 (2 points) Assume that X is a Discrete Random Variable with the Probability Distrib…

A: Let X be the random variable having probability distribution.  x P(x)  1 0.73 2 0.09 3 0.17…

Q: Random Variables and Distributions A Y 3 We need to integrate this function over the set where x >…

A:

Q: Let X be the random variable with distribution defined by the following table. Answer following…

A: To calculate: 1. Fill the table 2.Mean 3. Variance

Q: QUESTION 12 A random variable X has the following distribution: X -1 0 1 P(X=x) 3 .5 .2 Let Y=X².…

A: The objective of this question is to find the expected value of a new random variable Y, where Y is…

Q: Q.1 The probability that a patient with a heart attack dies of the attack is 0.04 (i.e., 4 of 100…

A: Given,n=5p=0.04A random variable X~Binomial(n=5 , p=0.04)

Q: Let Z be a random variable with p.g.f Pz(s). Determine the p.g.f. of the random variable Y = 2Z+1

A: Solution

Q: Question 5: Binominal distribution (5 Points) A random variable X has the binominal distribution of…

A: We have to find value of X ...

Q: Recall that Table B shows probabilities of standard Normal random variables (variables that are…

A: The mean and standard deviation are 0 and 1, respectively.

Q: QUESTION 12 A random variable X has P(5<X<19) 2 0.75. Using Chebyshev's theorem, the mean and…

A: We have to find mean and variance.

Q: q-1The random variable x is known to be uniformly distributed between 0.5 and 2.5. What is the…

A: It is given that X follows Uniform(a = 0.5 and b = 2.5)

Q: (Question Two (2) a Construct probability distribution for the random experiment of the difference…

A: Since you have posted a question with multiple sub parts, according to our guidelines we can solve…

Q: QUESTION 13 1. For a random variable with the given probability distribution. 2. 4 f(x) 0.41 0.37…

A:

Q: 36 1 LetX be a random variable with probability function f(x) x = 1, .. , 3. 49 x2 Calculate the…

A: The expected value of x can be obtained as:

Q: If X is a geometric random variable with p = 0.3 and Y = 5 + X, then what is the range of Y?

A: Given: X is a geometric random variable with p=0.3 and Y=5+X.To find: The range of Y.

Q: LOV X~ Select an answer Select an answer This year, the ACT score of a randomly selected student has…

A:

Q: Suppose X is a random variable with the following distribution: xi 1 2 5 10 pi 0.4 0.3 0.2…

A: the expected value of X is given by the formula EX=∑ixipi substitute the values…

Q: x 0 1 2 3 4 P(X=x) 0.1 0.25 k 0.30 0.20 Based on the table above, answer the following questions: a)…

A: a) Suppose a random variable x has probability distribution of p(x), which is said to be a valid…

Q: X is a random variable with the probability function: f(X) = (4-X)/6 for X = 1, 2 or 3 The expected…

A: Answer - X has a probability function               f(X) = (4-X)/6       for X = 1, 2, or 3 Find…

Q: Which is a discrete random variable?   Z = "the weight of newborn African elephants"   X = "the…

A: Given: We have been given 4 options. To find: We have to select which option is a discrete random…

Q: A random variable takes the values 3,4,5. p(X = 3) = 0.4 and E(X) = 3.8. p(X < 4/X < 5) = %3D Select…

A:

Q: if the probability distrobution for the random variable X is given in the table  what is the…

A:

Q: Suppose a discrete random variable X takes only three values 0, 2 and 3. If P(0)=0.5, P(2)=0.2 and…

A: For a Discrete Random Variable X where X takes only three values that is 0,2 and 3 P(0)=0.5 ,…

Q: A sample of 10 different parts are tested using a low temperature level and another sample of 10…

A: Hello! As you have posted more than 3 sub parts, we are answering the first 3 sub-parts.  In case…

Q: Classify the following random variables as discrete or  continuous. ______1. X= the number of cars…

A: In statistics, the continuous variables are variables whose values can be given by an interval, they…

Q: For a random variable with the given probability distribution. 2. 3 4. fix) 0.41 0.37 0.16 0.05 0.01…

A: Given data,   P(0≤x≤2)-(P(X≥3))=?

Q: Let X be a random variable with a mean of 20 and variance of 4. Then E(3X2 -3 X +2) is O a. -46 O b.…

A: Answer is  (b) 1154

Q: a. Construct probability distribution for the random experiment of the difference between the…

A: Hi! Thank you for the question, As per the honor code, we are allowed to answer one question with…

Q: If a discrete random variable X takes only three values 3, 5, and 8 and that P(X-3)%30.3,…

A: We have to find out given probability..

Q: Find the variance for the probability distribution 4 0 1 2 3 P(X=x) 0.04 0.18 0.34 0.23 0.21 Select…

A:

Q: Suppose that the PDF for the number of years it takes to earn a Bachelor of Science (B.S.) degree is…

A:

Q: Question 2. Let X be a normal random variable with u = -5 and o² = 4. a) Find P(X –3|X > -5).

A:

Q: A random variable X has the following distribution: X P(X=x) -1 0 1 .3 .5 2 Let Y=X². Find the…

A: The given probability distribution of variable X is as follows:x-101P(X=x)0.30.50.2The random…

Q: Question 6: Binominal distribution ( A random variable X has the binominal distribution of X~Bin…

A: we have find binomial distribution...

Q: Suppose that the random variable X represents the length of a punched part in meters. Let Y be the…

A: Expected value:For a discrete random variable X, the expected value is the mean of the distribution.…

Q: Suppose a discrete random variable X takes only three values 0, 2 and 3. If P(0)30.5, P(2)=0.2 and…

A: The discrete random variable X takes only three values 0, 2, and 3. The probabilities are P0=0.5,…

Q: Which of the following is a true statement? A. The expected value is the most frequently occurring…

A: In this case, we need to identify the true statement.

Q: where A is constant. Determine the Following (a) The value of ?. (b) The CDF. (c) The mean of the…

A: “Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for…

Q: Let X be a random variable with X -3 and oz = 5. Find the mean and the variance of Y = -2X -3

A: