I'll Education | MIT - Massachusetts x | | Learner Dashboard | MITx Microl. x X 4. | Exam 1 | 6.431x Courseware | X + X A courses.edx.org/courses/course-v1:MITx+6.431x+1T2022/courseware/Exam_1/sequential_Exam_1/ Aplicaciones YouTube Q Maps G Gmail Traducir S Nueva pestana You are taking "Exam 1" as a timed exam. The timer on the right shows the time remaining in the exam. To receive credit for problems, you must select "Submit" for each problem before you select "End My Exam". Show Less End My Exam 37:35:22 4 Mid Term due Mar 9, 2022 06:59 -05 W Bookmark this page PMF table 3 points possible (graded, results hidden) Let X and Y be two random variables, whose joint PMF px,y (@, y) is given by the following table: x =1 1/4 1/8 x = 0 1/8 1/2 y = 0 y = 1 So for example, px,y (0, 0) = 1/8; px,y (1, 0) = 1/4. Using this table, evaluate the following quantities. 1. px (1 ). px (1) = 2. PXY (1|0). PXY (110) = 3. PX|A (1), where A = {Y> > 0}. PXIA (1) = 2 STANDARD NOTATION ESP 5:23 p. m. LAA 7/03/2022