News

26 August 2004

The analysis of the Sibling Mystery problem has been corrected.

18 February 2003

Many thanks to Scott Ferson of Applied Biomathematics for volunteering comments.  Several pages of course notes have been improved as a result.

3 May 2001

These pages have been made publicly available.

26 April

Preliminary summaries of project grades, median quiz grades, and overall grades are available.
General comments on the projects have been posted at Comments on statistical reports

17 April

A slide presentation, Fitting data to distributions, has been added to the Class notes section for Class 5.  These are the visual aids for a one-hour talk presented at the "Practical Issues in the Use of Probabilistic Risk Assessment" seminar offered in Sarasota, Florida, by the US EPA and University of Florida in March, 1999.

4 April

Quiz 11 and its solution have been posted.
All grades have been updated.

3 April

Some hints and answers to the homework are available.
The Student's t-distribution spreadsheet has been improved.  The graphic is now more accurate and you have the option of inputting a mean and standard deviation.  This will plot the t pdf against the underlying values.

1 April

The class notes for 27 March are back up, with substantial changes made.  The discussion of the Chebyshev UCL proposal has been considerably improved and augmented.  Preliminary simulation results are available and more are to come.

30 March

The Statistical tests have been augmented with more analysis of the Chebychev UCL procedure.  A related question (#8) has been added to this week's homework problems.

29 March

The  Decision Theory class notes (20 March) have been significantly augmented to include the first portion of the 27 March lecture.  It concludes with applications of the binomial decision situation to soils investigation and RCRA groundwater monitoring.

28 March

Solutions to quiz 10 and practice quiz 11 have been posted.
Practice quiz 12 and its solution have been posted.
Homework for 3 April has been updated.  It includes a statement of the final project objective.

24 March

Homework for the next class has been posted.  Preliminary homework exercises for the April 3rd class are available.  (More will be added later.)
Practice quiz 11 (for April 3rd) has been posted.
Class notes for March 20th have been posted.
Incomplete class notes for March 6th are also available.

22 March

Practice quiz 10 and quiz 9 have been posted.

19 March

Answers to practice quiz 9 are now available.

18 March

Practice quiz 9 is now available.

17 March

Draft solutions to this week's homework (problem set 10) are now available.  They include a spreadsheet for computing percentage points of Student's t distribution (needed for many confidence interval calculations).

16 March

A homework problem set for March 20 is available.  Some answers will appear this weekend.  

7 March

Quiz 7, its solution, and updated grades are now available.
Pizza is scheduled for 5:45 pm before class tomorrow (8 March).
Come to class with questions.  Our first priority will be to make sure you are on track with the mid-term project; then we will turn to reviewing material needed for passing previous quizzes

4 March

A complete set of class notes for 27 February and a sample quiz for 13 March are now available.

1 March

A new homework problem set is available.
We will meet in the usual room (104) on next Thursday, the 8th.

26 February

The "notes on the text" sections have been removed from the class notes pages and put into separate pages, one page per chapter.  You can find links to these sections at Class notes.  Notes for chapter 5 are now available.

25 February

A second practice quiz #6 is now available.  The actual quiz will be very similar to this one.
Class notes for class 6 have been amplified to include a discussion of moments of distributions.

24 February

Homework assignments, including a web-based tutorial and details on the midterm project, have been posted.
Answers to selected homework questions are available via a link from the assignment.
Notes and links to some nice Web applets on the Normal approximation to the Binomial are available in the class notes for February 20.
A practice quiz (#7) for the March 6 class is now available.

21 February

The fifth quiz and its solution have been posted.
We will have an extra class session Thursday March 8 to make up for the cancelled class (assuming we can obtain a room).  Pizza will be served.  Note the change of date.

18 February

The fourth quiz and its solution have been posted.
Additional practice quizzes and their solutions are available.
Grade distributions have been updated.

17 February

The class notes for 13 February are (more or less) complete.

16 February

Some answers to the 20 February homework assignment are available through a link from the homework 5 page itself.
The "How-to" page has been updated.
Preliminary (incomplete) class notes are available for 13 February.

15 February

Homework for 20 February has been posted.  Preliminary class notes will be posted soon.  Look again later this weekend for answers to selected homework problems.

12 February

An extended discussion of the skewness question on quiz 3 has been added.  See the solution to quiz 3

11 February

Some additional paragraphs have been inserted in Probability paradoxes and simulation to provide some detail on the binomial probability density.
A new "Grades" link is available to check the current grade distribution for each quiz.
The solution to quiz 3 has been augmented to include comments on the most difficult problems.

10 February

Class notes for the February 6 class  and homework problems to prepare for the February 13 class are now available.  The class notes include links to two Excel simulations.  There is also a practice quiz (to prepare for February 20).  The quiz on February 13 will be similar to Practice quiz 4.

31 January

To prepare for the next class on probability and random models, please work on the "paradoxes in probability" problems.  Be ready to offer your answers and defend them in class.  It is important for you to think about these problems.  Therefore, do not research the answers, but please feel free to discuss the problems with colleagues.

30 January

This class meeting was cancelled.

26 January

The class notes have been augmented with discussions of linear interpolation and how to read Q-Q plots.
A fourth practice quiz (for class 5, February 6) and its solution are now available.

25 January

Practice quiz 3, Solution to practice quiz 3, Homework 3, and Class notes 3 are now available.
The Homework page has been organized to provide links to all previous homework assignments from one place.

21 January

Practice quiz 2 and answers  to practice quiz 2 are now available for study.

17 January

Preliminary class notes and homework assignments are available for this week's class.

14 January

You will find a new section ("Notes on the Text") in this week's class notes.  The notes on the exercise page (3.134) contain a link to one completed exercise.

11 January 2001

Please review the page "Looking at Data" now available under "Notes".  These summarize the first class.

19 December 2000

Pre-enrollment reaches our target.  The course is on!

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