CTK Insights

Archive for the 'probability' Category

06 Feb

Mediant Fractions and Simpson's Paradox

Given two fractions a/b and c/d, the mediant of the two is defined as the fraction (a + c)/(b + d). Many would point to the mediant fraction as a dangerous concept that is bound to confuse students who often quite innocently produce it adding up to fractions. However, the mediant has its uses and [...]

09 Nov

Naturally Random Numbers

Albert Einstein's dictum "God does not play dice" is a concise expression of determinism - the belief that the past fully determines the future. Had it been possible to write down all the required equations and feasible to solve them, we would have had a complete picture of the future. Quantum mechanics recognized randomness as [...]

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