Republic of Mathematics blog

Posts Tagged ‘statistics

Apparent puzzles with goodness-of-fit tests

Posted by: Gary Ernest Davis on: November 9, 2013

Given two data sets it is a not unreasonable question to ask if they have similar distributions. For example, if we produce one data set of 500 numbers between 0 and 1, chosen uniformly and randomly (at least as randomly as we can using a pseudo-random number generator), and another data set of 500 numbers […]

Geogebra and statistics

Posted by: Gary Ernest Davis on: April 4, 2013

The Geogebra folks continue to work at developing the capabilities of this lovely open source software. In February this year they added a spreadsheet capability to the software I have a bunch of fairly naive questions about the use of Geogebra for statistics. Probably the main questions are: Who is using it to teach statistics, and at what levels (elementary school, middle school, high school, college, […]