1. Which of the following is a probability distribution?a. x3 612 15b. x2.3.5.P(x)-0.3 0.5 0.1 0.3 0.4P(x) 1.2 1.1 1.41.1 1.1C. X2 34 5d. x1.2.4 5P(x) .49 .05 32 .07 .07P(x) -.02 0.50.60.1 14.

Here we have to determine valid probability distribution

Answered: 1. Which of the following is a…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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Suppose the following joint probability table for X and Y. Answer the questions. X 1 3 Total -1 0.02 0.03 0.04 0.09 Y 2.75 0.03 0.15 0.16 0.34 3 0.09 0.15 0.06 0.30 4.55 0.16 0.11 0.27 Total 0.14 0.49 0.37 1.00 What is Var(Y|X = 3) – the conditional variance of Y, given that X = 3? Answer:
1. In the probability distribution below, the random variable X represents the number of students in classrooms on Mondays at 2 p.m. at SLCC. X P(x) xP(x) x²P(x) 25 0.25 26 0.41 27 0.16 28 0.18 a. Complete the table above. b. Compute the mean of the random variable. c. Compute the standard deviation of the random variable.
I. Which of the following are discrete probability distributions? (Yes or No) 1. 4 P(x) 0.10 0.20 0.25 0.40 0.05 2. 2. 3 4 5 P(x) 0.05 0.25 0.33 0.28 0,08 3. 3 4 5 P(x) 0.08 0.25 0.34 0.31 0.04 4. 2 3 4 5 P(x) 0.03 0.22 1.01 0.23 0.02 5. 1 2 3 4 P(x) 0,05 0.27 0.34 0,28 0.06 6. 3 4 5 P(x) 3 3 10 10 10 7. 3 4 P(x) 15 15 8. 3 4 5 P(x) 25 25 25 25 9. 3 4 P(x) 7. 1 10 10 20 20 10. 2. 3 4 5 P(x) 0.212 0.113 0,125 0.224 0.306
II. Find the missing probability to satisfy the properties of the probability distribution. 11. 3 4 5 P(x) 0.05 0.25 0.4 0.06 12. 4 5 P(x) 0. 06 0. 23 ? 0.35 0.05 13. 3 4 5 P(x) ? 15 15 14. 5 P(x) of ? 15. X. 1 3 4. 5 P(x) 1. 10 10 4. 3. 2. 2. 2.
please answer 15
. You are given the following. 470 = 0.04 471 = 0.05 • deaths are uniformly distributed within cach year of age. Calculate the probability that (70) will die between ages 70.5 and 71.5. a. Less than 0.0432 b. At least 0.0432, but less than 0.0437 C. At least 0.0437, but less than 0.0442 d. At least 0.0442, but less than 0.0447 e 0.0447 or more
I. Which of the following are discrete probability distributions? (Yes or No) 1. 3 4 5 P(x) 0.10 0.20 0.25 0.40 0.05 2. 3 4 P(x) 0,05 0.25 0,33 0.28 0,08 3. 4 5 P(x) 0.08 0.25 0.34 0.31 0,04 4. 2 3 4 5 P(x) 0.03 0.22 1.01 0.23 0.02 5. 3 4 5 P(x) 0.05 0.27 0.34 0.28 0.06 6. 2 3 4 5 P(x) 1 3 3 10 10 10 7. 3. 4 P(x) 15 15 8. 2 4 5 6 P(x) 4. 25 25 25 25 9. 3 4 P(x) 1. 3. 20 20 1 10 10 10. 1 3 4 P(x) 0.212 0.113 0.125 0.224 0.306 -
Which of the following is a legitimate probability distribution? (d) No. Prob 0.10 (e) No. Prob. (a) No. Prob. 1/4 (b) No. Prob. (c) No. Prob. 0.1 1. 1/4 2. 2. 0.2 2. 0.11 2. 3. 3. 3. 3. 0.25 3. -1 3 1/4 1/4 0.05 0.26 4. 4 4. 4. 0.3 4 4 1/4 04 O a Oc
Consider the following probability distribution. Find the probability that x=2. x. 0 1 2 3 4 5 p(x). .12 .25 ? .18 .14 .11
Consider the following probability distribution. 2 3 6 7 4 5 P(x) 0.05 0.16 0.19 0.24 0.18 0.11 0.05 0.02 The probability that X is less than 4 is a. 0.82 O b. 0.46 Oc. 0.64 O d. 0.36
1. The mean and variance of a probability distribution is 2. Write down the distribution. --2ax

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1. Which of the following is a probability distribution? a. x 36 12 15 b. x 2. 3. 4. P(x) --0.3 0.5 0.1 0.3 0.4 P(x) 1.2 1.1 1.4 1.1 1.1 C. X 2 3 4 5 d. x 1. 2 3 4 P(x) .49 .05 .32 .07 .07 P(x) -.02 0.5 0.6 0.1 1