QUESTION 11: "In (2 less than X less than 8), X is a " continuous random variable discrete random variable no variable constant QUESTION 12: Discrete data are made continuous by using class boundaries class intervals cumulative frequency probability QUESTION 13: Find the expectation of a random variable X? if X = 7, 9, 10, 11, 12, and P(X) = 0.2, 0.25, 0.3, 0.15, 0.1 respectively" 11.5 4.5 9.5 14.5 QUESTION 14: Find the Mean of f(x), where f(x) = 5X+5. The probability distribution of a random variable X ; if X = 12, 14, 15, 16, 17, and P(X) = 0.2, 0.25, 0.3, 0.15, 0.1 respectively" 11 37.5 42 77.5 QUESTION 15: A small voting district has 110 female voters and 90 male voters. A random sample of 10 voters is drawn. What is the probability exactly 7 of the voters will be female? 0.75 0.51 0.224 0.1665

Q: 7. If Z is a standard normal random variable, (using the table) find i. P(Z< 1.7) ii. P(Z 2-0.16)…

A: If Z is a standard normal random variable, (using the table) we find given probabilities.

Q: Let X and Y be two discrete random variables with the joint probability distribution is given by: Y=…

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A:

Q: Let X be a random variable with probability distribution as shown below: -1sxs2 S(x)={3 and g(X)=4X…

A:

Q: The joint probability distribution for the traffic slowdown, S, accident, A, and construction, C,…

A: See the handwritten solution

Q: Example 4.3 The standard uniform random variables are given as: 0.1021, 0.2162, and 0.7621.…

A: From the given information, Fx=0 for x&lt;0x for 0&lt;x&lt;143x+17 for 14&lt;x&lt;21, for x&gt;2…

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A:

Q: Given a continuous random variable X, X-N(2, 2) means that X follows a normal distribution with a…

A: GivenA continuos random variable X,X~N(2,2)

Q: Let X and Y be two discrete random variables with the following joint probability function x =1, 2.…

A: Solution: From the given information, the joint probability function is

Q: Question * Given the following discrete probability distribution: -2 1/8 fx) 2/8 2/8 2/8 1/8 Then…

A: We have given that the discrete probability distribution with X has -2, 0, 1 and 2.

Q: a Geometric random variable X has the cumulative distribution function as follows, what is its…

A:

Q: Question 4: Binominal distribution e A random variable X has the binominal distribution X~Bin(n, p).…

A:

Q: Find the probability distribution the sum of dots  when two fair roll are dice are rolled  Use the…

A:

Q: Let X be a random variable with probability distribution as shown below: -1srs2 S(x)={ and g(X)=4X+3…

A: We know that expected value of x is given by, E(X)= integration|x x*f(x)dx  = Integration|x=-12 x3/3…

Q: The continuous random variable T represents the time in hours that students spend on homework. The…

A: In this problem we have commutative distribution function. In probability theory and statistics, the…

Q: The average yearly consumption of water per person in Lebanon is 150 liters with a standard…

A: Given that mean μ = 150 , X = 200

Q: ((1 +x), x = 5, 6, P(X = x) =c (11 - x), x = 7, 8, 9, 10, (0, otherwise. )Find the value of the…

A: Note : As per the instructions solving first three subparts. Kindly  repost the other two subparts…

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: A) Let F(a,b) be the joint distribution function of random variables X and Y. Then the marginal…

A: We have given that two multiple choice questions related to joint distribution function of X and Y.

Q: If X is a continuous random variable, then P(X=4)=0. O Depends on the distribution O False O True

A: 1.

Q: QUESTION a) mention four properties of normal distribution b) what is the probability of being…

A: (a).   Determine the four properties of normal distribution.   The four properties of normal…

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A: X is discrete  variableCumulative distribution : F(x) =

Q: Seventy million pounds of trout are grown in the U.S. every year. Farm- raised trout contain an…

A:

Q: (а) Р(0 < Z < 0.78) (b) P(-2.46 < Z < 0) (с) Р(-2.31 < 2< -0.65)

A: I solved exactly first three subparts because of bartleby policy if you want more please uplode…

Q: then P(X<6)%3D

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Q: 4) A random variable X has the following p ues 0 1 4 a За 5a 7a 9a Determine the value of a. 1) 11)…

A: we need to find the smallest value of x for which P(X≤x) &gt;0.5

Q: 4-134. Suppose that X has a Weibull distribution with B=2 and 8 = 8.6. Determine the following: (а)…

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Q: Let X be a continuous random variable with probability distribution as shown below: (x*(2x +), if0 <…

A:

Q: question e.

A: (e)Here, P (|Z|≤ 1.5) is required to be calculated using the standard normal table.P (|Z|≤ 1.5)…

Q: Question Let X be a discrete random variable with probability function f(x) = kx for x 0,1,3,5. The…

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Q: The probability distribution of a random variable x is given below, X = xi P(X=xi) : 1/7 Find its…

A: Answer: From the given data,   X= Xi       :         1               2                   3 P(X= Xi)…

Q: Two fair dice are rolled 5 times. Let the random variable represent the number of times that the sum…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: Let X and Y be two discrete random variables with a joint probability distribution given by X-0 X-2…

A: P(X&gt;0 and Y&lt;=3) = P(X=2,4 and Y=1,3) =0.02+0.2+0.1+0.1 =0.42 (ans)

Q: 1- Kurtosis of Normal distribution is 2- For a Poisson Distribution, if mean (u)= 1, then P(0) is--…

A:

Q: 12

A: (a) The fuel efficiency (mpg) of an automobile - Continuous(b) The distance a person throws a…

Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.