MATH 180A - INTRODUCTION TO PROBABILITYPRACTICE MIDTERM 2FALL 2020Write your name and PID on the top of EVERY PAGE.Writethesolutionstoeachproblemonseparatepages.CLEARLY INDICATE on the top of each page the number ofthe corresponding problem. Different parts of the same problemcan be written on the same page (for example, part (a) and part(b))Remember this exam is graded by a human being. Write yoursolutions NEATLY AND COHERENTLY, or they risk not re-ceiving full credit.From the moment you access the midterm problems on Grade-scope you have 70 MINUTES to COMPLETE AND UPLOADyour exam to Gradescope. Plan your time accordingly.You are allowed to use the textbook, lecture notes and yourpersonal notes. You are not allowed to use the electronic devices(except for accessing the online version of the textbook) or outsideassistance. Outside assistance includes but is not limited to otherpeople, the internet and unauthorized notes.This exam is property of the regents of the university of Cal-ifornia and not meant for outside distribution.If you see thisexam appearing elsewhere, please NOTIFY the instructor at yne-[email protected] and the UCSD Office of Academic Integrity at[email protected]1
2FALL 20201.Suppose that the time it takes for you to complete your probability homework is dis-tributed according to an exponential random variable with mean 1 hour.