Group Discussion 1
M ay 24, 2010
For this problem, for convenience, assume that there are 360 days in a year. Tomorrow is Veronique's wedding day. She will marry her fianc in an outdoor ceremony. In recent years, it has rained 90 days each year. Unfortuna
ISyE 2028C HW#4 (ISyE 2028 Past Exam #3 Grading Remarks) Problem #1:
(a) This problem asked for a confidence interval for 12/ 22. The calculation
results show that 12 = 22 is not rejected.
(b) Use the pooled-t test to check H0: 1 2 = 0 for the Monday exam
ISyE 2028 HW#1 Regression (Empirical Modeling) Due date: September 13 (Monday)
Chapter 11 (Simple Linear Regression and Correlation) 1. Problem 11-7 on page 412 of the textbook. In addition, use Excel or any statistical package to get the needed summary s
ISyE 2028C HW#4 (past ISyE 2028 Exam #3) You only have to work on Problem #2 for HW#4. [20%] (You do not need to do this problem for your HW#4.) Problem #1: Two types of material (A and B) are compared for performance of manufactured products. Twenty spec
ISyE 3770 Exam #4
Note that you are NOT supposed to reveal any information about this exam to any student. The exam for students taking at the regular time might not be the same as yours. There are FOUR pages and SIX questions in this exam, please m
ISyE 2028C Solution for HW#4 Problem #2: The following table reports the investigation of the impact of different amount of dye used on fabric color density. Two plants are randomly selected among 10 plants owned by the company for this investigation. The
ISYE 2028 (Section C) Basic Statistical Methods
Class Time and Location: 10:05 10:55 am MWF at Instructional Center #213 Instructor: Dr. Jye-Chyi (JC) Lu Email: firstname.lastname@example.org Instructor Office Hours: 11 am noon on MWF Text: Applied Statistics and P
ISyE 2027 Homework 7
due on Wednesday, July 28
Include all intermediate steps of the computations in your answers 1. Textbook p.147, 10.10 2. A die is rolled twice. Let X denote the sum of the two numbers that turn up, and Y the dierence of the numbers (s
ISyE 2027 Homework 6
due on Wednesday, July 21
Include all intermediate steps of the computations in your answers 1. Textbook p.127, 9.1 2. Textbook p.129, 9.2 3. Textbook p.131, 9.9 4. Textbook p.131, 9.10 5. Textbook p.114, 8.18
ISyE 2027 Group Discussion 2
June 7, 2010
0. Review 1. What is a continuous random variable? 2. How to compute the probability distribution of a continuous random variable? 3. What are the properties of a probability density function? 1. Let X be a contin
GROUP DISCUSSION 3
June 9, 2010
1. How to compute ?
How to compute
Definition pmf/pdf Distribution function Application/ Example How to derive its pmf /pdf function? -
Bernoulli Binomial Geometric Poisson Uniform Exponenti
ISyE 2027 Group Discussion 4
July 2, 2010
1. Let X and Y have a joint pdf given by f (x, y ) = (a) Determine the value of c. (b) Are X and Y independent? (c) Calculate P (X < 2Y ). 2. Let X and Y be two independent Ber(1/2) random variables. Dene U and V
ISyE 2027 Homework 2
due on Wednesday, June 2
Include all intermediate steps of the computations in your answers 1. 2. 3. 4. 5. 6. When P (A) = 1/3, P (B ) = 1/2 and P (A Exercise 3.5 of our text. Exercise 3.10 of our text. Exercise 3.12 of our text. Exer
ISYE 2027 HOMEWORK 2: SOLUTIONS
DUE ON WEDNESDAY , JUNE 2
2. Exercise 3.5 of our text.
3. Exercise 3.10 of our text.
4. Exercise 3.12 of our text.
5. Exercise 3.15 of our text.
6. Exercise 3.18 of our text.
3.18 d Since should hold. On the other ha
ISyE 2027 Homework 3
due on Wednesday, June 9
Include all intermediate steps of the computations in your answers 1. Please read the instructions carefully, before doing this problem. After reading and understanding this problem, ip two coins: a nickel and
ISyE 2027 Homework 3: Solutions
due on Wednesday, June 9
1. 2. (a) This is a reasonable assumption. (b) p =
1 100 .
P (X = k ) =
(1/100)k (99/100)10k , for k = 0, 1, . . . , 10
99 10 100
(c) 1 P (X = 0) P (X = 1) = 1 3. (a) Geometric distribution.
ISyE2028C Example for ANOVA Contents I will use the regular ONE-WAY ANOVA to discuss the contents in the ANOVA that students need to know for Exam #3. Data: See textbook examples Data Model: Yij = + i + ij, where Yij is the response (outcome) of the study