Q2) Based on her past experience, a professor knows that the probability distribution for X = number of students who come to her office hours on Thursday is given below. X 1 3 4 P(x) 0.1 0.2 0.15 0.05 1. What is the probability that exactly 2 students come to office hours on Thursday? 2. What is the expected value of X, E(X)? 3. What is the value of the cumulative probability distribution at 3?

Q2) Based on her past experience, a professor knows that the probability distribution for X = number of students who come to her office hours on Thursday is given below. X 1 3 4 P(x) 0.1 0.2 0.15 0.05 1. What is the probability that exactly 2 students come to office hours on Thursday? 2. What is the expected value of X, E(X)? 3. What is the value of the cumulative probability distribution at 3?

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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