ntinuous random variables X and Y that h the joint density function fxx (x, y) = * (Ke-0.5(3-x+y); 5 x – 3 03; e.w. (i) Obtain K so that it is the joint probability density function; (ii) Find the following probabilities (a) P(X < Y), (b) P(X 2 Y), P(X +Y 2 1)
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- Show clearly all working with detailed explanationsLet (f(x), f(x) be probability density functions for the random variable x, then 1>2>0; (g(x) = f(x) + (1 - 2)f(x) is a probability density function. true Errorcontinuous random variable has probability density function given by F(x) =k(2x+3) 1<=x<=2 0 ,otherwise Find k if f(x) is a probability density functionFind Value of k P(1.5<=x<=4) ?
- No need for explanation(b) Let the continuous random variable X has probability density function as follows, rk(x+2)2, -2(****) A continuous random variable X has probability density function (PDF) for some constants a and b. If Pr(X ≤ 0) is 2 times Pr(X > 0), what are a and b? a= b = f(x) = Jae for x < 0 (bxe-x² for x ≥ 015 Two random variables X and Y has the following joint probability density function fxy (x, y) = 2 -x - y for 0sI<1 and OSy5 Suppose the distribution function of the continuous random variable is (1-e *, -5x x>0; F(x) = 0, x3); (2) the density function f(x)'A continuous random variable X has a probability density function fx (x) = 3r2 0 a} and (ii) P {X > b} = 0.057let x continuous random Variable ea Probabil;ty density function fx (X), The firobability distribution of a random Variable Y= ax+b (azo, b fixed)is: it has is 2. 3-Example of (a) , (b) is (12),(24),(1),(6) Example of (c) (i) or (ii) ThanksA random variable has probability density function f(x) = 30x (1 - x) <(0 < xs 1). Compute its cumulative distribution F(x). O 10x3- 15x4 + 6x5 + 1 O 30x(1 - x) O 30x2 - 60x3 + 30x4 O 10x3 - 15x4 + 6x5 O none of these A Moving to the next question prevents changes to this answer. to search 63°F S End F10 Home %23 PrtScn F8 F2 F3 F4 F5 F6 F7 F9 近Recommended textbooks for youMATLAB: An Introduction with ApplicationsStatisticsISBN:9781119256830Author:Amos GilatPublisher:John Wiley & Sons IncProbability and Statistics for Engineering and th…StatisticsISBN:9781305251809Author:Jay L. DevorePublisher:Cengage LearningStatistics for The Behavioral Sciences (MindTap C…StatisticsISBN:9781305504912Author:Frederick J Gravetter, Larry B. WallnauPublisher:Cengage LearningElementary Statistics: Picturing the World (7th E…StatisticsISBN:9780134683416Author:Ron Larson, Betsy FarberPublisher:PEARSONThe Basic Practice of StatisticsStatisticsISBN:9781319042578Author:David S. Moore, William I. Notz, Michael A. FlignerPublisher:W. H. FreemanIntroduction to the Practice of StatisticsStatisticsISBN:9781319013387Author:David S. Moore, George P. McCabe, Bruce A. CraigPublisher:W. H. FreemanMATLAB: An Introduction with ApplicationsStatisticsISBN:9781119256830Author:Amos GilatPublisher:John Wiley & Sons IncProbability and Statistics for Engineering and th…StatisticsISBN:9781305251809Author:Jay L. DevorePublisher:Cengage LearningStatistics for The Behavioral Sciences (MindTap C…StatisticsISBN:9781305504912Author:Frederick J Gravetter, Larry B. WallnauPublisher:Cengage LearningElementary Statistics: Picturing the World (7th E…StatisticsISBN:9780134683416Author:Ron Larson, Betsy FarberPublisher:PEARSONThe Basic Practice of StatisticsStatisticsISBN:9781319042578Author:David S. Moore, William I. Notz, Michael A. FlignerPublisher:W. H. FreemanIntroduction to the Practice of StatisticsStatisticsISBN:9781319013387Author:David S. Moore, George P. McCabe, Bruce A. CraigPublisher:W. H. Freeman