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2- Choose the correct answer (Write down the correct answer letter AND valuc at your answer...
Choose the correct answer with detailed explanation please . 2- Choose the correct answer (Write down...
Choose the correct answer with detailed explanation please .
2- Choose the correct answer (Write down the correct answer letter AND valuc at your answer booklet) a. Let X be a real-valued, continuous random varia ble and let YX. Then, If y 2 0, then the cumulative distribution function E,(v): F,(一./5) _ Fx(,5) (D) -Fx(JF) _ F,(-(y) (E) none of the above pt. If a random variable X has a PDF (x)-2(x-1) 1ss2 (A) 35 (B) 5/3 variance of 75....
With explanation please. 2- Choose the correct aaswer (Write dowu the correct answer letter AND valuc...
With explanation please.
2- Choose the correct aaswer (Write dowu the correct answer letter AND valuc at your answer a. | 1f random variable Xhas a mea Mr O a standard deviation ơx 4, and (C) 2 and σ r 16 (1) μ,--3 and σ r-8 dE) none of the above t. b. If the continuous random variable X is uniformly distributed witlh a mean of 45 and a variance of 75. The probability that X lies between 40 and...
With explanation please. answer letter AND alde at Qoul 1- Choose the correct answer (Write down...
With explanation please.
answer letter AND alde at Qoul 1- Choose the correct answer (Write down the correct For Non-of-the-above choice, write down the correct answer.) You purchase a certain product. The manual states that the lifetime T of the product, efined as the amount of time (in years) the product works properly until it breaks down, satisfies the following rule: P(T t) e for t2 0. What is the probability (rounded to nearest thousandth) that this device breaks down...
With explanation please. 2- 10 pts.)Choose the correct answer(Write down the correct answer letter AND value...
With explanation please.
2- 10 pts.)Choose the correct answer(Write down the correct answer letter AND value at your answer booklet- For Non-of-the-above choice, write down the correct answer.) 5 , a standard deviation σχ (C) | If random variable X has a mean μΧ 2, and Y-4-2X then: a. (B) μ,--8 and σ r= 6 (E))one of the above μ,--4 and σ,-16 VARE4-1).HARRI, (4)(4).ls, (A) μ,--6 and ơr" 16 -6an dơ,-8 l p b. 1ss2 if a random variable X...
2- (10 pts. Choose the correct answer (Write down the correct answer letter AND value at...
2- (10 pts. Choose the correct answer (Write down the correct answer letter AND value at your answer booklet IF YOU CHOOSE "None of the above", WRITE DOWN THE CORRECT ANSWER: a. I have a bag with 3 coins in it. One of them is a fair coin, but the others are biased coins. When flipped, the three coins come up heads with probability 0.5, 0.6, 0.1, respectively. Suppose you pick one of these three coins uniformly at random and...
1 he numiti or 10 pts.)Choose the correct answer(Write down the correct answer letter AND value...
1 he numiti or 10 pts.)Choose the correct answer(Write down the correct answer letter AND value at your answer booklet- For Non-of-the-above choice, write down the correct answer.) 2- 2, and's4 (C) μ,--4 and σ,-16 If randon variable X has a mean μ,-5,astandard deviation σ 2X then: a. vARTHI]EAR R)-(4)(4 (D) r- 6and ơr-3 (E) one of the above elsewhere , then E(X) is 2pexpx- 5/4(E) none of the above 2 If a random variable X has a PDF fx(x)-...
CHOOSE the correct answer and WRITE the corresponding letter in the provided space. 7. If X-Uniform(0.c),...
CHOOSE the correct answer and WRITE the corresponding letter in the provided space. 7. If X-Uniform(0.c), which of the following is CORRECT? A. E[X] = 0. B. P[X S c/2] = 1. C. Fx(c/2) = 0.5. D. fx(c/2) <fx©). 8. Assuming X is a continuous random variable, which of the following is INCORRECT? A x(x) = dFx(x)/dx. B. x(x) dx = 1. C fx(x) dx = Fzco). D. none of the above. 9. The CLT states that for Z =...
With Explanation Please. 2- Choose the correct answer If the continuous random variable X is uniformly...
With Explanation Please.
2- Choose the correct answer If the continuous random variable X is uniformly distributed with a mean of 70 and a standard deviation of (10v3). The probability that X lies between 80 and 110 is: a. Farundom variable hass pobabiliy densitE osone o the ab A 1/4 D 2/3 b. If a random variable X has a probability density functiontada 30 +4) 0sxs1 then the variance of X is closest to A/0.084 rre . B 0.519 С...
With explanation please. 2- 0pts./ Multiple Choices (Write down the correct answer letter AND value at...
With explanation please.
2- 0pts./ Multiple Choices (Write down the correct answer letter AND value at your answer Booklet a Three fair dice are rolled. The probability that the sum of the three ouicomes is lo given that the three dice show different outcomes is: (A) 3/20 (B) 5/20 () 10/216 D) 30/216 (E) none of the above Irx'is a CRV uniformily distributed with a mean o 0 and a variance or 73. the probability that X lies between 30...
The joint distribution of two continuous random variables X and Y are given by: [xx{xy) =...
The joint distribution of two continuous random variables X and Y are given by: [xx{xy) = Cry, for OSIS ys 1, and 0 elsewhere a) (2pt) Find C to make fxy(x,y) a valid probability density function. Enter the numerical value of C here: b) (2pt) What should be the correct PDF for x(x); 1. fx (I) = 2r for 0 5r31, and elsewhere. 2. fx(x) = 3-2 for 0 Sis 1 and 0 elsewhere. 3. fx (x) = 4r(1 –...
Choose the correct answer with detailed explanation please .
2- Choose the correct answer (Write down the correct answer letter AND valuc at your answer booklet) a. Let X be a real-valued, continuous random varia ble and let YX. Then, If y 2 0, then the cumulative distribution function E,(v): F,(一./5) _ Fx(,5) (D) -Fx(JF) _ F,(-(y) (E) none of the above pt. If a random variable X has a PDF (x)-2(x-1) 1ss2 (A) 35 (B) 5/3 variance of 75....
With explanation please.
2- Choose the correct aaswer (Write dowu the correct answer letter AND valuc at your answer a. | 1f random variable Xhas a mea Mr O a standard deviation ơx 4, and (C) 2 and σ r 16 (1) μ,--3 and σ r-8 dE) none of the above t. b. If the continuous random variable X is uniformly distributed witlh a mean of 45 and a variance of 75. The probability that X lies between 40 and...
With explanation please.
answer letter AND alde at Qoul 1- Choose the correct answer (Write down the correct For Non-of-the-above choice, write down the correct answer.) You purchase a certain product. The manual states that the lifetime T of the product, efined as the amount of time (in years) the product works properly until it breaks down, satisfies the following rule: P(T t) e for t2 0. What is the probability (rounded to nearest thousandth) that this device breaks down...
With explanation please.
2- 10 pts.)Choose the correct answer(Write down the correct answer letter AND value at your answer booklet- For Non-of-the-above choice, write down the correct answer.) 5 , a standard deviation σχ (C) | If random variable X has a mean μΧ 2, and Y-4-2X then: a. (B) μ,--8 and σ r= 6 (E))one of the above μ,--4 and σ,-16 VARE4-1).HARRI, (4)(4).ls, (A) μ,--6 and ơr" 16 -6an dơ,-8 l p b. 1ss2 if a random variable X...
2- (10 pts. Choose the correct answer (Write down the correct answer letter AND value at your answer booklet IF YOU CHOOSE "None of the above", WRITE DOWN THE CORRECT ANSWER: a. I have a bag with 3 coins in it. One of them is a fair coin, but the others are biased coins. When flipped, the three coins come up heads with probability 0.5, 0.6, 0.1, respectively. Suppose you pick one of these three coins uniformly at random and...
1 he numiti or 10 pts.)Choose the correct answer(Write down the correct answer letter AND value at your answer booklet- For Non-of-the-above choice, write down the correct answer.) 2- 2, and's4 (C) μ,--4 and σ,-16 If randon variable X has a mean μ,-5,astandard deviation σ 2X then: a. vARTHI]EAR R)-(4)(4 (D) r- 6and ơr-3 (E) one of the above elsewhere , then E(X) is 2pexpx- 5/4(E) none of the above 2 If a random variable X has a PDF fx(x)-...
CHOOSE the correct answer and WRITE the corresponding letter in the provided space. 7. If X-Uniform(0.c), which of the following is CORRECT? A. E[X] = 0. B. P[X S c/2] = 1. C. Fx(c/2) = 0.5. D. fx(c/2) <fx©). 8. Assuming X is a continuous random variable, which of the following is INCORRECT? A x(x) = dFx(x)/dx. B. x(x) dx = 1. C fx(x) dx = Fzco). D. none of the above. 9. The CLT states that for Z =...
With Explanation Please.
2- Choose the correct answer If the continuous random variable X is uniformly distributed with a mean of 70 and a standard deviation of (10v3). The probability that X lies between 80 and 110 is: a. Farundom variable hass pobabiliy densitE osone o the ab A 1/4 D 2/3 b. If a random variable X has a probability density functiontada 30 +4) 0sxs1 then the variance of X is closest to A/0.084 rre . B 0.519 С...
With explanation please.
2- 0pts./ Multiple Choices (Write down the correct answer letter AND value at your answer Booklet a Three fair dice are rolled. The probability that the sum of the three ouicomes is lo given that the three dice show different outcomes is: (A) 3/20 (B) 5/20 () 10/216 D) 30/216 (E) none of the above Irx'is a CRV uniformily distributed with a mean o 0 and a variance or 73. the probability that X lies between 30...
The joint distribution of two continuous random variables X and Y are given by: [xx{xy) = Cry, for OSIS ys 1, and 0 elsewhere a) (2pt) Find C to make fxy(x,y) a valid probability density function. Enter the numerical value of C here: b) (2pt) What should be the correct PDF for x(x); 1. fx (I) = 2r for 0 5r31, and elsewhere. 2. fx(x) = 3-2 for 0 Sis 1 and 0 elsewhere. 3. fx (x) = 4r(1 –...
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