I need typing 3. Thirty people are invited to a graduation ceremony. Each personaccepts the invitation, independently of all others, with probability 13. LetX be the number of accepted invitations. Compute the following:a. E[X]b. Var[X]c. E[X²]d. E[x²-4X+5]

Let X be an random variable which denotes the number of accepted invitations.Clearly, random…

Answered: 3. Thirty people are invited to a…

Essentials Of Investments

11th Edition

ISBN:9781260013924

Author:Bodie, Zvi, Kane, Alex, MARCUS, Alan J.

Publisher:Bodie, Zvi, Kane, Alex, MARCUS, Alan J.

Chapter1: Investments: Background And Issues

Section: Chapter Questions

Problem 1PS

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C

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3. Thirty people are invited to a graduation ceremony. Each person accepts the invitation, independently of all others, with probability 13. Let X be the number of accepted invitations. Compute the following: a. E[X] b. Var[X] c. E[X²] d. E[x²-4X+5]