X 2 3 45 P(x) 0.2 0.4 0.2 0.2 What is the expected value?

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A: Solution: From the given information, the pay offs table is

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Q: 7 0.69 0.11 X 10 14 P(X) | 0.11 0.09 g² = What is the expected value of X?

A: Consider the table:

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Q: X(net gain)              Probabiliy -8                                 .09836 92…

A: X(net gain)              Probabiliy-8                                 .0983692…

Q: Find the expected value for the random variable: 1 2 P(X) 0.24 0.27 0.21 0.28

A: Given the probability distribution table: X 1 2 3 5 P(X) 0.24 0.27 0.21 0.28 Expected…

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A:

Q: Suppose that X has a discrete uniform distribution {' 1/3, x= 1,2,3 f (x) = 0, otherwise A random…

A: Consider, μ=∑Xf(x)  =1*13+2*13+3*13  =2 σ2=∑X2f(x)-μ2  =12*13+22*13+32*13-4  =143-4 =23

Q: 7. Likelihood calculation based on a line We have calculated the forecasted probability of winning…

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Q: x 15 20 25 30 f(x) 0.30 0.25 0.28 0.17 what is the variance of the distribution? a. 28.94…

A: The probability mass function of the random variable X is  x 15 20 25 30 f(x) 0.30…

Q: •3. Solve the expected value, variance, and standard deviation given the probability distribution. X…

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Q: True or False? P(XnY) P(Y) If event X is dependent on event Y, then P(X given Y True O False

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Q: #60 please

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A: Note: Hi, there! Since, you have posted question with multiple subparts we will solve only the first…

Q: Compute the test statistic used to test the null hypothesisthat p1 = P2- 6) n1 = 156 n2 = 148 %3D X1…

A: We have given that, The null hypothesis :   p1 = p2 n1 = 156 , n2 = 148, x1 = 75 and x2 = 67

Q: Find the expected value from the expected value table. x P(x) x*P(x) 2 0.1 2(0.1) = 0.2 4…

A: Given, x P(x) x*P(x) 2 0.1 2(0.1) = 0.2 4 0.3 4(0.3) = 1.2 6 0.4…

Q: STATISTICS AND PROBABILITY 3. A random variable has a normal distribution with a standard deviation…

A: According to given data: The standard deviation is: σ=6 Given that: PX<45=0.67 So by simplifying…

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A: Hi! Thank you for the question, As per the honor code, we are allowed to answer three sub-parts at a…

Q: (b) Consider the lottery L = (0, –10; 1/2,1/2), which yields $0 with probability 1/2 and $ – 10 with…

A: Given information: L=0,-10; 12,12

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A: Given,equation relates to survival function for a life aged x is

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A: From above plot, it is clear that X~U(0,15)

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Q: *****The mean LDL for normal individuals is 34 ± 4.5 mg/dl and for diabetic individuals is 45 ± 4.5…

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Q: 7 What middle interval of z-scores includes 75% of all z-scores?             a -1.16 1.16 b -1.15…

A: We have given that,  middle interval of z-scores includes 75% of all z-scores?

Q: statics and probability Central Limit Theorem with Mean A quality control expert at LIFE…

A: Let X be the rv representing the life of batteries. Population mean μ=997 minpopulation sd is σ=3844…

Q: x    4    5    6    7    8 P(X = x)    0.2    0.2    0.2    0.2    0.2     Find the expected value…

A: It is given that the discrete frequency distribution in tabulation form.

Q: ribution is on is vave will crash onto the beach exactly 1.6 seconds after the person he wave will…

A: Note: As per the instructions we are allowed to solve first three subparts but I'm solving first 5…

Q: Complete the PDF. P(X = x) x• P(X = x) 0.1 1 0.2 2 3 0.4 3 O Part (a) Find the probability that X =…

A: The provided information are: x P(X=x) x.P(X=x) 0 0.1 0 1 0.2 0.2 2 0.3 0.6 3 0.4 1.2…

Q: Losses come from a mixture of an exponential distribution with mean 100 with probability p and an…

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Q: The discrete random variable X has probability distribution given by X₂ 1 2 3 P 0.7 2k k (1) Find…

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Q: x= number of students  x.     P(x) 0.    O.15 1.     0.35 2.     0.30 3.     0.15 4.     0.05…

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Q: Number of                                 P(x=  Xi) accidents daily o…

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Q: e following data: 4 7 8. P(X x) 0.3 0.1 0.1 0.1 0.4 %3D Find the expected value E(X). Round your…

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Q: The advantage of power in an experiment is that O the probability of a Type I error is reduced as…

A: Power or the test = 1-β, where β is type 2 error.