Think of an exam with 3 questions. Now assume the student has studied enough that they have a 0.8 probability of answering a question correctly. Let X = the number of correct answers be a random variable. Find P(x=0) Find P(x=3) Find P(x=1)

Think of an exam with 3 questions. Now assume the student has studied enough that they have a 0.8 probability of answering a question correctly. Let X = the number of correct answers be a random variable. Find P(x=0) Find P(x=3) Find P(x=1)

A First Course in Probability (10th Edition)

10th Edition

ISBN:9780134753119

Author:Sheldon Ross

Publisher:Sheldon Ross

Chapter1: Combinatorial Analysis

Section: Chapter Questions

Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...

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Question

Find P(x=0)

Find P(x=3)

Find P(x=1)

Find P(2<=x<=3)

Find P(1<=x<=2)

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