How does each state make electricity?

Welcome to STAT 2023 Fall 2019!

Greetings Students!

Welcome to STAT 2023, Elementary Statistics for Business and Economics.

This website provides homework assignments, keys to exercises for examples, and past exams with keys.   The material can be very helpful to you to study, learn, and practice the concepts of statistics.  The first class period will cover how the aspects of the course fit together and will discuss a plan for success.

Let’s have a great semester!


Lesson 18 Class Notes

The notes we discussed in class the last day are here, 20190502 Simple Linear Regression Notes

Final Exam Reviews

There are three sessions for final exam review.

Wednesday, May 1, 4-5:50pm in AGH 201

Tuesday, May 7, 4-5:50pm in 301 CLB

Wednesday, May 8, 4-5:50pm in 301 CLB


Lesson 17, The Difference Between Two Population Means, Summary Notes

For Lesson 17 here are some summary notes, Lesson 17 Summary Notes.