Independent random variable, normal distribution, cumulative function, probability density function (pdf), expectation.

[STEP III 2015 Question 13 (Probability and Statistics)]

Independent, medium, probability density function, pdf, expectation and variance, inequality, normal distribution, central limit theorem.

[STEP II 2000 Question 14 (Mechanics)]

Submarines, max, sum of random variables, estimator, expectation and variances.

[STEP III 1998 Question 14 (Probability and Statistics)]

Root of quadratic, expectation and variance, sum of random variable, probability.

[STEP I 1997 Question 12 (Probability and Statistics)]

LEP, VOZ, computer programs, fractional part, magnitude of error.

[STEP II 1993 Question 15 (Probability and Statistics)]

Cabbibo dam, rain, approximation.

[STEP II 1991 Question 16 (Probability and Statistics)]

Continuous random variable, independent, probability density function, pdf, median, integration, expectation, variance.

[STEP III 1989 Question 15 (Probability and Statistics)]

Independent identically distributed random variables (iid), min, max, Lord Copper, lottery.

[STEP II 1987 Question 16 (Probability and Statistics)]

Train and lorry, level crossing, collision, independent random variables.

[STEP II 1987 Question 15 (Probability and Statistics)]

Continuous random variable, point on a unit circle, mean and variance.

[STEP I 1987 Question 15 (Probability and Statistics)]