{[ promptMessage ]}

Bookmark it

{[ promptMessage ]}

11SMT3

# 11SMT3 - Midterm#3 of ECE302 Prof Wang's section 6:307:30pm...

This preview shows pages 1–5. Sign up to view the full content.

Midterm #3 of ECE302, Prof. Wang’s section 6:30–7:30pm Thursday, April 7, 2011, MTHW 210. 1. Please make sure that it is your name printed on the exam booklet. Enter your student ID number, e-mail address, and signature in the space provided on this page, NOW! 2. This is a closed book exam. 3. You have one hour to complete it. The students are suggested not spending too much time on a single question, and working on those that you know how to solve. 4. There are 12 pages in the exam booklet. Use the back of each page for rough work. 5. Neither calculators nor help sheets are allowed. Name: Student ID: E-mail: Signature:

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document
Question 1: [15%, Work-out question] Consider a Gaussian random variable X that has mean m = 3 variance σ 2 = 4. 1. [5%] Express the probability P ( | X | > 15) in terms of the Q ( x ) function. Hint: By definition Q ( x ) = R x 1 2 π e - s 2 2 ds . 2. [5%] Use the Chebyshev inequality to upper bound the probability P ( | X - 3 | > 12). 3. [5%] What is the definition of the moment generating function X * ( s )?

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document
Question 2: [10%, Work-out question] X
This is the end of the preview. Sign up to access the rest of the document.

{[ snackBarMessage ]}

### Page1 / 9

11SMT3 - Midterm#3 of ECE302 Prof Wang's section 6:307:30pm...

This preview shows document pages 1 - 5. Sign up to view the full document.

View Full Document
Ask a homework question - tutors are online