The problem Litt posted was: 'Suppose you have a urn containing 100 balls, n of which are red and 100-n are green, where n is uniformly distributed between 0 and 100. You randomly draw a ball from the ...

An animated guide to probability explains how to express probability as fractions and percentages based on the ratio of the number of ways an outcome can happen and the total number of outcomes.

New probability puzzle from columnist John Allen Paulos. Oct. 3, 2010 — -- During my summer hiatus from Who's Counting, a fascinating new paradox, first noticed by puzzle-meister Gary Foshee, ...

One approach to the waiting-time problem is through the integral equation, whose solution is the cumulative probability function-the method derived by Lindley. The equation is of the type for which a ...

This example illustrates how to create and s charts with probability limits. The following statements read the kilowatt power output measurements from the data set TURBINE (see "Creating Charts for ...

P = normal allele close alleleOne of a number of forms of a particular gene. The probability of the offspring being PP is 25%. The probability of the offspring being Pp is 50%. The probability of the ...