QUESTION 8Suppose a discrete random variable has the following PDF:X-5-2138What is E(X)?O A. 1.24B. 1.48C. 2.24O D. 2.48f(x)0.220.170.130.210.27

Here, discrete probability distribution is given. We will find mean of the distribution by…

Answered: QUESTION 8 Suppose a discrete random…

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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A random variable, X, has a pdf given by The expected value of Y is O a. 3/5 O b. 5/3 O c. 7/5 O A random variable Y, is related to X by Px(x) d. 7/3 = 1 -3 < x < 1. and 0 otherwise 4 Y = X²
3. Fill in the blank spaces of table B1 using information compiled in table B. Table B Breusch-Godfrey Serial Correlation LM Test: Prob. F(2,55) Prob. Chi-Square(2) F-statistic 11.70006 0.0001 Obs*R-squared 17.90823 0.0001 Table B1: Breusch-Godfrey Serial Correlation LM Test F-statistic: Probability: a. Write down the null and alternative hypotheses underlying Breusch-Godfrey serial correlation (autocorrelation) test. b. Will you accept or reject the null hypothesis based on the Breusch-Godfrey test for residual autocorrelation? Why or why not?
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Can you please do this problem step by step and can you label which one is mean, variance and pmf of X
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QUESTION 8 Suppose a discrete random variable has the following PDF: X -5 -2 1 3 8 What is E(X)? O A. 1.24 B. 1.48 C. 2.24 O D. 2.48 f(x) 0.22 0.17 0.13 0.21 0.27