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There are 3 NRICH Mathematical resources connected to Probability distributions, expectation and variance, you may find related items under Advanced probability and statistics.
Broad Topics > Advanced probability and statistics > Probability distributions, expectation and varianceThis pilot collection of resources is designed to introduce key statistical ideas and help students to deepen their understanding.
This article explores the process of making and testing hypotheses.
Use your skill and judgement to match the sets of random data.