Independence, correlation, point on the circumference of a circle, uniform distribution.

[STEP III 2009 Question 13 (Probability and Statistics)]

Box, strings, rings, expecttion, harmonic sum, variance.

[STEP III 2008 Question 13 (Probability and Statistics)]

Dartboard, circles, expectation.

[STEP III 2007 Question 14 (Probability and Statistics)]

Points on permieter of semicircle, independent, expectation, area of triangle.

[STEP III 2006 Question 13 (Probability and Statistics)]

Stick, broken, pieces, expectation and variance, pdf, probability density function.

[STEP II 1999 Question 13 (Mechanics)]

Bar magnets, expectation and variance, continuous random variable.

[STEP I 1999 Question 13 (Probability and Statistics)]

Buffon's needle, continuous random variable, cumulative distribution function, lines.

[STEP II 1997 Question 13 (Mechanics)]

Points on perimeter of circle, form triangle, probability.

[STEP III 1994 Question 14 (Probability and Statistics)]

Septimus Moneybags, dart board, uniform distribution, variance, charity fete, minimise expected loss.

[STEP II 1994 Question 14 (Mechanics)]

Integration by substitution, uniform distribution, pins on lines.

[STEP I 1993 Question 16 (Probability and Statistics)]