EconomicsThe excel sheet below is the joint probabilitydistribution X and Y (which are randomvariables). Are X and Y independentlydistributed here? Explain.Y10.250.2510.1250.12520.1250.125

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Answered: Economics The excel sheet below is the…

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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Determine whether or not the distribution is a discrete probability distribution and select the reason why or why not. -3 8 10 3 P(X = x) 8. 1 4 8
Find the variance of thefollowing probability distribution. X P(X) 1 0.30 2 0.15 3 0.05 4 0.25 5 0.25 A.1.73 B.1.61 C.2.60 D.1.27
Using the Table and the data found in part c please answer the question in part e.
Determine the required value of the missing probability to make the distribution a discrete probability distribution. P(x) - 0.22 4 ? 0.46 6. 0.16 ... P(4) = (Type an integer or a decimal.)
Determine the required value of the missing probability to make the distribution a discrete probability distribution. P(x) 3 0.21 4 0.39 6. 0.17 P(4) = (Type an integer or a decimal.)
Let X, Y, and Z be independent uniform(0, 1) random variables. (a) Find P(X/Y ≤t) and P(XY ≤t). (b) Find P(XY/Z ≤ t).
Subject- Statistics and Probability Instruct. The random variable X represents the number of defective bulbs when 3 bulbs are tested. The probability distribution is shown below. X 0 1 2 3 P(x) 0.95 0.03 0.01 0,01 Now, find the probability of at least 1 found defective.
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The accompanying table lists the outcomes and the probability distribution for a student renting videos during the week while on campus. Video Rentals per Week during Semester Outcome (number of O weekly video rentals) Probability distribution Outcome 0 (number of weekly video rentals) Probability distribution 1 0 69.81 2 Write the cumulative probability distribution in the table below. Use two decimal places. 3 1.81 4 0.05 0.55 0.25 0.05 0.07 0.02 0.01 Hint: Write your answers in two decimal places. 5 8 The probability of renting between two and four videos a week is 126.95 60 57.14 5 25 600 and the probability of renting less than three a week is
Relax! A recent survey asked 1682 people how many hours per day they were able to relax. The results are presented in the following table. Number of Hours Frequency 0 113 1 184 2 336 3 251 4 318 5 234 6 151 7 35 8 60 Total 1682 Send data to Excel Consider these 1682 people to be a population. Let X be the number of hours of relaxation for a person sampled at random from this population. Part 1 of 5 (a) Construct the probability distribution of X . Round the answer to three decimal places. x 0 1 2 3 4 5 6 7 8 P ( x ) Part 2 of 5 (b) Find the probability that a person relaxes more than 4 hours per day. The probability that a person relaxes more than 4 hours per day is…
Do you carpool? Let X represent the number of occupants in a randomly chosen car on a certain stretch of highway during morning commute hours. A survey of cars showed that the probability distribution of X is as follows. x 1 2 3 4 5 Px 0.68 0.14 0.08 0.02 0.08 Send data to Excel Part 1 of 7 (a) Find P1 . P1 = .68 Part 2 of 7 (b) Find P (greater than or equal to 2 ). P (greater than or equal to 2 ) = .32 Part 3 of 7 (c) Find the probability that a car has only one occupant. The probability that a car has only one occupant is . Part 4 of 7 (d) Find the probability that a car has fewer than four occupants. The probability that a car has fewer than four occupants is . Part 5 of 7 (e) Compute the mean μx .…

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Economics The excel sheet below is the joint probability distribution X and Y (which are random variables). Are X and Y independently distributed here? Explain. Y 1 0.25 0.25 1 0.125 0.125 2 0.125 0.125