Learning Cataltyics

George Woodbury (@georgewoodbury) and I have written a Learning Catalytics course to accompany Interactive Statistics 2/e.  I started classes this week and immediately started using the program in my flipped class.  The level of engagement from my students is enormous and peer-to-peer instruction is taking place.  This has increased the level of understanding of my students and created a dynamic Read More …

The General’s Dilemma

Today I am going to do “The General’s Dilemma” activity in my Intro Stats class.  I am teaching completely randomized designs, so this is a great opportunity to illustrate the methodology behind this experimental design with this activity.  This data will be used to introduce the inferential methods of comparing two independent proportions using randomization methods.  Feel free to use Read More …

New York Times Monthly Stats Feature

The American Statistical Association has partnered with the New York Times Learning Network to promote student understanding of graphs.  The goal of the feature to help students understand and think critically about graphs.  The feature will be called What’s Going on in this Graph? Here is a link to the announcement: https://www.nytimes.com/2017/09/06/learning/announcing-a-new-monthly-feature-whats-going-on-in-this-graph.html The feature will be published starting September 19 and continuing the second Tuesday of Read More …

Introduction to Hypothesis Tests on a Population Proportion

One of the most difficult concepts for students to grasp is that of a P-value.  The video below was recorded in my Introductory Statistics class at Joliet Junior College.   To introduce my students to P-values, I simulate drawing many (5000) samples from a population built based on the statement in the null hypothesis (this is called the null model). Read More …

Co-Requisite Remediation

Here is an interesting study completed within the City University of New York system on co-requisite remediation. They compared three groups using a randomized trial – Elementary Algebra students, Elementary Algebra with Supplemental Instruction, Elementary Statistics with Supplemental Instruction.  The 721 participants were randomly assigned to one of those three groups.  Guess what?  The pass rates for the courses were Read More …