Homework #9

EE 503: Summer 2026

Assignment Details

Assigned: 13 July
Due: Monday, 20 July at 12:00

BrightSpace Assignment: Homework 9

Daily Derivation

Derive the population mean and variance of a Doubly Random Sum \(\overline{X}_N\): \(E[\overline{X}_N] = E_N[N] \mu_X\) and \(V[\overline{X}_N] = E_N[N] \sigma_X^2 + V_N[N] \mu_X^2\).

Instructions

Write your solutions to these homework problems. Submit your work to BrightSpace by the due date. Show all work and box answers where appropriate. Do not guess.

Book

Leon-Garcia

Chapter 5: 75, 80

Chapter 6: 50(a,b)

Chapter 8: 24(a,b), 28(a,b), 29(a), 30(a)

Gubner

Chapter 7: 35-39 (practice, but don’t turn in)