Stats Medic
150 Days of AP Stats is Coming Your Way!
Last year, we made a blog post for every school day of the year for our Intro Stats class. Every new lesson includes an activity that...
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Stats Medic
Jun 14, 2017
Why Isn’t Bias Accounted for by the Margin of Error?
When teaching confidence intervals, we talk about how bias is not accounted for by the margin of error. Seems easy enough to me, so when...
Stats Medic
May 10, 2017
Predictions for the 2017 AP Statistics Exam
Today in class, I made my predictions for the 2017 AP Statistics Exam. I am confident that some will be right and I am most certainly...
Stats Medic
Apr 9, 2017
NCTM Annual Conference 2017: Build the Story of Inference
We spent the last four days in beautiful San Antonio learning from many great stats educators (thanks Doug, Josh, and others) and eating...
Stats Medic
Mar 9, 2017
Why Do We Standardize Normal Distributions?
What happens when a distribution is standardized? Let’s take a look at an example. Here is a distribution of test scores and the...
Stats Medic
Mar 5, 2017
Mutually Exclusive Events? Ask Turner
This is Turner. He is in my 3rd hour AP Statistics class. He has blue eyes. He is the reason that students in this class understand the...
Stats Medic
Feb 7, 2017
Applebees vs. Starbucks “OR”
There are times in statistics when we have to fight the English language because we need a more specific and precise definition of the...
Stats Medic
Feb 4, 2017
Best Friends Forever: Two-Way Tables and Venn Diagrams
Two-Way Table Two-way tables provide a clear and concise method for organizing probabilities for two events. I have discovered that...
Stats Medic
Feb 2, 2017
Tell the Whole Story: Evidence for Ha by Josh Tabor
Today we have Josh Tabor as our guest blogger. Josh is a high school statistics teacher at Canyon del Oro high school in Arizona. He...
Stats Medic
Jan 26, 2017
Correlation Does Not Mean Causation
The most important lesson of the school year If I could gift my students with only one single concept that they could take from my class...
Stats Medic
Jan 15, 2017
Why Bother with z-scores and Table A?
We use z-scores and Table A to help us find area under normal distributions (P-value) so that we can make a conclusion to a significance...
Stats Medic
Jan 13, 2017
Interpret the z-score (Like it’s Your Job)
Most of our students will have no trouble calculating a z-score. But interpreting the z-score is a much more important concept for their...
Stats Medic
Dec 10, 2016
How to Write a Great Test for AP Statistics
Use the same format as the AP Exam The AP Statistics Exam consists of 40 multiple-choice questions and 6 free response questions....
Stats Medic
Dec 10, 2016
How to Grade Your AP (Statistics) Tests
You have written a great test. Now it is time to grade it. Grade them the same day and return them the next day Remember back to your...
Stats Medic
Dec 8, 2016
The AP Statistics Exam is Doing it Right
After spending over 50 hours this past summer grading the 2016 AP Statistics Exam, I have some new thoughts about standardized testing. I...
Stats Medic
Dec 7, 2016
Graphing Calculators are the New Slide Rule
Fancy calculators allow our statistics students to do a whole lot of statistics that would be very tedious to do by hand. Unfortunately...
Stats Medic
Oct 21, 2016
A Statistics Class Without Calculators
In another post, we argued for the use of applets instead of graphing calculators in order to buy us more time for developing deep...
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