Author Archives: roughlynormal

About roughlynormal

I have been a math/statistics teacher for 25 years. I currently teach at an independent school in southern California. I also coach teaching fellows for Math for America - Los Angeles chapter. I love my career, my colleagues, and my friends & family.

SSS: Testing for a real Home Field Advantage

So as I continue doing research for my course,  I decided to jump into the vast database at http://www.pro-football-reference.com  and answer a very simple question: Is there convincing evidence that the Denver Broncos have an advantage when playing at their home … Continue reading

Posted in Uncategorized | Leave a comment

SSS Card Tossing Experiment, Part 2: is the evidence convincing?

So time to analyze some results: Do I have convincing evidence that my ability to toss playing cards into a bowl is better with my left hand than my right hand?  Let’s look at my actual performance: I had an overall … Continue reading

Posted in Uncategorized | Leave a comment

SSS Research: Card Flipping experiment, part 1

One of the important parts of my “Statistics Sports and School (SSS)” course will involve students creating a research question that can be answered with data collection, and designing a plan to properly collect data.  Anybody who has taught statistics … Continue reading

Posted in Uncategorized | Tagged , , , , , , , , , | 5 Comments

Statistics, Sports and School (SSS): “The Choke”

It’s time for the designing process for “SSS” to begin. I’ve been both excited and scared to start constructing a course in “sports research”  since it got approved about six months ago.  Since then, I’ve been attending conferences on undergraduate … Continue reading

Posted in Uncategorized | Tagged , , , , , , , , , | Leave a comment

Statistics, Sports and School: Preliminary Research

Now that AP classes are done and the school year is starting to end,  I can now shift some hours in the day towards my “Statistics, Sports, and School”  course. Here’s on my To Do List in the next two … Continue reading

Posted in Uncategorized | 1 Comment

Pedagogical Content Knowledge

Originally posted on Learn and Teach Mathematics and Statistics:
Pedagogical content knowledge for Statistics Pedagogical content knowledge means knowing how to teach a specific subject, discipline or context. There is a school of thought that the skill of teaching is…

Posted in Uncategorized | Leave a comment

Possible solutions, version 2: AP Statistics 2013 Free Response

Possible Solutions to the 2013 AP Statistics Free Response questions  have been updated.  This new version fixes a couple of wording/  typo issues, and provides a correct solution to #3 (Thanks to the AP Stats teachers at AP Central and … Continue reading

Posted in Uncategorized | 2 Comments

Possible Solutions 2013 AP Statistics Free Response questions. Try #1

Every year I like to take a stab at the publicly released FR questions for the AP Statistics exam.  I have attached by attempts at these questions.  Please read them,  critique them, provide more elegant answers, rip them apart.  As … Continue reading

Posted in Uncategorized | Tagged , , | 12 Comments

Prepping for the 2013 AP Stats test: common student errors, Part 3

Wrapping up:  Common errors by students for the last two FR questions for our end-of-year assignment. Question 5: In this question,we wanted students to construct correct hypotheses for a test,  state/ compute the correct test statistic,  and make an appropriate decision … Continue reading

Posted in Uncategorized | Leave a comment

Prepping for the 2013 AP Stats test: common student errors, Part 2

Ok:   two more questions to break down. Question 3:The goal of this question was to identify the correct methods to compute different probabilities in a situation.  Students need to select the correct probability model for computing probabilities:  a normal … Continue reading

Posted in Uncategorized | Tagged , , , , | Leave a comment

Prepping for the 2013 AP Stats test: common student errors Part 1

At my school, we gave our AP Statistics students a final assignment (notice I don’t quite say assessment) to help them prepare for the 2013 AP Statistics exam on May 10.  This was not an attempt to replicate an actual … Continue reading

Posted in Uncategorized | Leave a comment

Afterthoughts: MIT’s Sloan Sports Analytics Conference

Well, that was an eventful two days at the 2013 MIT SSAC.  I blogged about this repeatedly in previous posts.  As a teacher of statistics, what lessons will I take home from this event? Where do I go from here?  Take … Continue reading

Posted in Uncategorized | Tagged , , , , , , , , | Leave a comment

Data Visualization Panel Discussion: MIT SSAC13

This was one of my favorite panels of the conference.  If my rambling pseudo transcripts are too much, click some of the cool links. We listened to the leaders in data visualization talking about the craft.  They all start by … Continue reading

Aside | Posted on | 2 Comments

MIT SSAC 2013: True Performance and the Science of Randomness

Time for another all-star panel.   Plus, hopefully, some real mathematics/statistics.   Our Moderator is Daryl Morey, GM of the Houston Rockets. He reminds me of Chris Farley on SNL.  Except he’s a GM of a major sports team.   Stars … Continue reading

Posted in Uncategorized | Tagged , , , , | Leave a comment

Football Sports Analytics reminds me of using analytics for teaching.

Questions Posed by Andrea Kremer of  HBO’s Real Sports with Bryant Gumbel.   For this conference,  some big brass in the NFL came to play.GMS, COO’s, GM’s. Also, Aaron Schatz,  Founder of Football Outsiders.  Kevin Demoff, COO, St. Louis Rams. Scott Pioli former NFL … Continue reading

Posted in Uncategorized | Tagged , | Leave a comment

MIT Sports Analytics Conference: Random Ramblings on “Revenge of the Nerds.”

I took notes on the “Revenge of the Nerds”  session at the MIT Sloan Sports analytics Conference. .    Here are my random ramblings.   It’s incomplete, possibly wrong, and certainly has typos.   Deal with it. Panel Leader:  Michael … Continue reading

Posted in Uncategorized | Leave a comment

“Statistics, Sports and School,” Part 3: beginning research

I’ve started my research for my “Statistics, Sports, and School”  course.  I’ve talked about it here  and here in the past.   Here’s a synopsis of my research so far:    I attended the Joint MAA/AMS Mathematics Meetings in San Diego. … Continue reading

Posted in Uncategorized | Tagged , , , , , , , | 2 Comments

Originally posted on Infinite Tangents:
So the math-edu-twitter-blog-department has a lot of things going for it. Twitter Math Camp. A welcome page for those new on the digital block. The Global Math Department. I feel fortunate to have been a…

Posted in Uncategorized | Leave a comment

“Statistics, Sports, and School,” Part 2: It’s a Go!…Now what ?

Earlier this year I posted about a new course proposal entitled “Stats, Sports, and School.”   My proposal was accepted!   This means that I will be preparing for this course until it launches August 2013.   Now the Hard Work … Continue reading

Posted in Uncategorized | Tagged , , , , , , | 4 Comments

November 12: A day in the Life of a math/stats teacher

The following  stream-of-consciousness account is part of the “A Day on the Life of a Math Educator”  blogging initiative. Names have been changed to protect the innocent. 5:47 am:   I’m up! I have a lot to do today. I’ve … Continue reading

Posted in Uncategorized | Tagged , , , , | 2 Comments