http://www.cut-the-knot.org/Probability/ConditionalProbability.shtml [2]
http://www.cut-the-knot.org/Probability/BayesTheorem.shtml [3]
http://www.cut-the-knot.org/Probability/PlainRedBlueBalls.shtml [4]
http://www.cut-the-knot.org/Probability/RedBlueTaxicabs.shtml [5]
http://www.cut-the-knot.org/Probability/Proportionality.shtml [6]
Links
[1] https://www.hootsgo.org/?q=node/6717
[2] http://www.cut-the-knot.org/Probability/ConditionalProbability.shtml
[3] http://www.cut-the-knot.org/Probability/BayesTheorem.shtml
[4] http://www.cut-the-knot.org/Probability/PlainRedBlueBalls.shtml
[5] http://www.cut-the-knot.org/Probability/RedBlueTaxicabs.shtml
[6] http://www.cut-the-knot.org/Probability/Proportionality.shtml