A-Level
AQA
Mathematics (UK)
October 2021
QP-202110-Mathematics-U5-Local · Question 11
Question (excerpt):
11 The random variable X is such that X B(n, p) The mean value of X is 225 The variance of X is 144 Find p. Circle your answer. [1 mark] 0.36 0.6 0.64 0.8 Jun21/7357/3 (16) 17 Do not write outside t…
11 The random variable X is such that X B(n, p) The mean value of X is 225 The variance of X is 144 Find p. Circle your answer. [1 mark] 0.36 0.6 0.64 0.8 Jun21/7357/3 (16) 17 Do not write outside t…
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