Online Intro to Statistics

Basic class information

  • Trouble accessing Desire2Learn, email, Banner, or any other part of the campus network?  Follow this link to the help desk.

  • Most of my notes below are in .pdf format.  You will need to be able to read them to complete this class.

  • The book for this class will be Elementary Statistics: A Step by Step Approach 10th edition by Allan Bluman.  Earlier editions don't really work for the homework sets.


Quiz 1 covers this material, and should be completed by Tuesday of week 1.
Aug 25
  • These are some important facts about the class that you should be familiar with.

  • Here is the syllabus for this class.


Introduction to statistics, part I

This material is focused on chapters 1-3: the basics of statistics, nomenclature, and visual information.  Most people don't find it terribly difficult, although analyzing visual presentations of information can be a bit tricky at times.
Assessment / Date
 		Assignment

Quiz 2 should be completed by Friday of week 1.
Aug 28
Chapter 1 notes, in pdf format.  The homework assignments are in the pdf file.

Go take the quiz (Quiz 2) on chapter 1 in D2L.

Quiz 3 should be completed by Wednesday of week 2.
Sept 2
Chapter 2 and 3 notes, in pdf format.  Again, the homework is inside the pdf as it will always be.

Quiz 3 covers the chapter 2 material.

Quizzes 4 and 5 should be completed by Wednesday of week 3.
Sep 9
There are two quizzes for chapter 3.  The notes for chapter 3 are with chapter 2.

Here's most of the work for problem #37 in section 3-2.  DO NOT read this solution until you've really tried the problem first.

Test 1 will be open on Monday of week 4.
Sep 14

Test 1 covers chapters 1-3 and related material listed above.



Introduction to statistics, part II

This material is focused on chapters 4-5:  probability and random variables.  People find this material substantially more difficult.  The most successful students report that working on it daily is the only way to absorb it.
Assessment / Date
 		Assignment




Quizzes 6, 7, and 8 should be completed by Monday of week 6.
Sep 28
There are 3 quizzes for chapter 4.  Chapter 4 notes, in pdf format.  The homework assignments are in the pdf file.  Probability can be tricky.  In fact, chapter 4 seems to be the hardest chapter of material for this class.  Be sure to work on it daily!

Here are some additional probability problems and the solutions.

Here's a not-too-evil set of exercises on conditional probability with the answers.

A set of hard conditional probability questions using a tree diagram with the solution included.


Quizzes 9 and 10 should be completed by Friday of week 7.
Oct 9
Here are the notes for chapter 5 concerning random variables with a primary focus on discrete random variables and binomial random variables.

Quiz 9 (random variables and expectations) and Quiz 10 (binomial random variables) cover the material from chapter 5.


Test 2 will be open on Monday of week 8.
Oct 12
Test 2 covers chapters 4-5 and related material.



Introduction to statistics, part III

 Chapters 6-10.  The normal distribution, the central limit theorem(CLT), confidence intervals, and hypothesis tests.
Assessment / Date
 		Assignment

Quiz 11 should be completed by Monday of week 10.
Oct 26
Chapter 6 notes are available.  This is the normal distribution, the CLT, and applications.   The homework assignments are in the pdf file.

Quiz 11 is all about chapter 6 (normal random variables, the CLT, applications, etc.) and the notes.

Quiz 12 should be completed by Wednesday of week 11.
Nov 4

Chapter 7 notes are available.  The homework assignments are in the pdf file.  Here you will work with confidence intervals.   Quiz 12 covers this material.

Quiz 13 should be completed by Wednesday of week 12.
Nov 11
Here are the notes for chapter 8 concerning hypothesis testing in single samples.  Quiz 13 covers the basics of hypothesis testing and much of chapter 8.

Quizzes 14 and 15 should be completed by Wednesday of week 13.
Nov 18
Here are the notes for chapter 9 concerning hypothesis testing with two samples.
Quiz 14 asks you to choose what type of hypothesis test (if any) you should use in a given situation.
Quiz 15 asks you to perform a hypothesis test from beginning to end.
Here's a guide to picking the correct hypothesis test. to help you with chapters 8 and 9.

Test 3  will be open on Monday of week 14.
Nov 30

Test 3 covers chapters 6, 7, 8, and 9 and related material.

Final Exam
The final exam covers the entire semester.  You may use your book, your notes, and something to do computations on.

STAT 141 (Mixed Remote section 98 )  Wednesday Dec 9th 2:45 PM to 4:45 PM
STAT 141 (Mixed Remote section 99 )  Friday Dec 11th 6:00 PM to 8:00 PM