Category Archives: Statistics

Test Your Intuition (15): Which Experiment is More Convincing

Posted on September 18, 2011 by

Consider the following  two scenarios (1) An experiment tests the effect of a new medicine on people which have a certain illness. The conclusion of the experiment is that for 5% of the people tested the medication led to improvement while for … Continue reading →

Posted in Statistics, Test your intuition | 21 Comments

Answer to Test Your Intuition (9)

Posted on September 6, 2009 by

Two experimental results of 10/100 and 15/100 are not equivalent to one experiment with outcomes 3/200. (Here is a link to the original post.) One way to see it is to think about 100 experiments. The outcomes under the null … Continue reading →

Posted in Probability, Statistics, Test your intuition | Tagged , , , | 7 Comments

Test Your Intuition (9)

Posted on August 26, 2009 by

Click on the picture if you wish to read about the “Mars effect”   A) You want to test the theory that people who were born close to noon on July 7 are unusually tall. You choose randomly 100 Norwegian men over 25 years old and discover … Continue reading →

Posted in Statistics | 5 Comments