
Recent Posts
Now Publicizing on Twitter
 What to Ask jrh794.wordpress.com/2017/05/09/wha… 3 months ago
 They Do What I Say jrh794.wordpress.com/2017/05/02/the… 3 months ago
 Graphing Sampling Error for Ordinal Data jrh794.wordpress.com/2017/04/11/gra… https://t.co/ls7FV3F2eQ 4 months ago
 Command Index to Statistical Rethinking jrh794.wordpress.com/2017/03/21/com… 5 months ago
 FOIL is Verboten jrh794.wordpress.com/2017/03/14/foi… 5 months ago
Archives
 May 2017
 April 2017
 March 2017
 February 2017
 January 2017
 December 2016
 November 2016
 October 2016
 August 2016
 May 2016
 March 2016
 February 2016
 January 2016
 December 2015
 November 2015
 September 2015
 July 2015
 June 2015
 April 2015
 March 2015
 February 2015
 January 2015
 December 2014
 November 2014
 October 2014
 September 2014
 August 2014
 July 2014
 June 2014
 May 2014
 April 2014
 March 2014
 February 2014
 January 2014
 December 2013
 November 2013
 October 2013
 September 2013
 August 2013
 July 2013
 June 2013
 May 2013
 April 2013
 March 2013
 February 2013
 January 2013
 December 2012
 November 2012
 October 2012
 September 2012
 August 2012
 July 2012
 June 2012
 May 2012
 April 2012
 March 2012
 February 2012
 January 2012
 December 2011
 November 2011
 October 2011
 September 2011
 August 2011
 July 2011
 June 2011
 May 2011
 April 2011
 March 2011
 February 2011
 January 2011
 December 2010
 November 2010
 October 2010
 September 2010
 August 2010
Categories
Page Names
Meta
Monthly Archives: October 2013
Do We Really Need Least Common Denominators?
Using least common denominators (LCD’s) to add and subtract rational expressions (RE’s) is tedious and in many cases unnecessary. I am attempting to teach the entire algebra chapter on rational expressions without mentioning them. Instead I use “crisscross applesauce (CCA)“, … Continue reading
Posted in Curriculum, Pedagogy, Teaching
Tagged crisscross applesauce, rational expressions, teaching rational expressions
1 Comment
The Number of Ways to Shuffle Cards Clumsily
I am working on a combinatorial problem. My current approach is to “shuffle together” the solutions to two smaller problems. Hence the following. Problem: How many ways are there to clumsily shuffle two piles of cards together? Clumsy shuffles include … Continue reading