FINAL - EC 423/523 Fall 2013 Solutions
1) Define each of the following. a) consistency, b) moment generating function c) type 2 error. 10 pts
a) Def. 9.2, b) Def. 4.14, c) Def. 10.1.
2) Let X1, X2, X3 be a random sample with population mean >0 and populat

EC423/523 Final Exam Review 2015
Approximately 75% of the final exam will be on chapters 8, 9, and 10, and the remainder on
chapters 2, 3, 4, 5, 6, and 7. The exam will be given in our regular classroom on Tuesday,
December 8 at 8 AM.
Chapter 8: Distincti

FINAL - EC 423/523 Fall 2013
1) Define each of the following. a) consistency, b) moment generating function c) type 2 error. 10 pts
2) Let X1, X2, X3 be a random sample with population mean >0 and population variance 2>0. 10 pts
a) Consider the estimator

MIDTERM A - EC 423/523 2015
name _
This sheet must be returned with your solutions. Be brief with your answers but be sure to show your
work. Answers to not need to be stated in simplified decimal form.
1) a) Provide a formula for calculating the number o

Sample MIDTERM A Solutions - EC 423/523 2015
name _
This sheet must be returned with your solutions. Be brief with your answers but be sure to show
your work. Answers to not need to be stated in simplified decimal form. Total points are
listed in italics

MIDTERM 2 - EC 423/523 Fall 2013
name _
Be brief but show your work. Answers do not need to be in simplified decimal form.
1) a) What does it mean to say two random variables are independent? b) Explain how the
moment generating function method is used to