179 results for "probability".


Adelle's copy of Percentages and ratios  box of chocolates
A simple situational question about a box of chocolates, asking how many of each type there are, what percentage of the box they represent, the probability of picking one and ratios of different types.
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Last modified 26/08/2019 02:49
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CMPU2012Probability
Calculations involving elementary probability, and several questions designed to draw out misconceptions to do with probability.
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Last modified 23/08/2019 18:15
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Last modified 23/08/2019 17:59
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Blathnaid's copy of Brad's copy of Maria's copy of mathcentre: Probability distributions
6 questions on standard statistical distributions.
Binomial, Poisson, Normal, Uniform, Exponential.
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Last modified 23/08/2019 17:53
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Blathnaid's copy of Roll a pair of dice  find probability at least one die shows a given number.
Rolling a pair of dice. Find probability that at least one die shows a given number.
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Last modified 23/08/2019 17:51
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Calculate probability of either of two events occurring based on frequency
Example showing how to calculate the probability of A or B using the law $p(A \;\textrm{or}\; B)=p(A)+p(B)p(A\;\textrm{and}\;B)$.
Easily adapted to other applications.
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Last modified 11/07/2019 07:07
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Probability of the union of two nonmutually exclusive events
Given results from a survey about what people eat for breakfast, where some people eat one or both of cereal and toast. Student is asked to pick the probability of eating either one or the other from a list. Distractors pick out common errors.
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Last modified 11/07/2019 02:04
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Probability of scoring at basketball given probability of not scoring
Given the probability that a basketball shot misses the hoop, find the probability that it's on target  use the law of total probability.
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Last modified 11/07/2019 02:03
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The probability of an event not happening  five friends play mini golf
Given the probabilities that each of four out of five friends will win a round of minigolf, work out the probability that the fifth friend won't win, then use that to find the probability that they will win.
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Last modified 11/07/2019 02:02
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