A-Level
EDEXCEL
Mathematics & Further Mathematics
January 2017
QP-201701-Mathematics-S1 · Question 7
Question (excerpt):
26 7. The discrete random variable X can take only the values 1, 2, 3 and 4. For these values, the probability function is given by P(X = x) = ax b + 60 for x = 1, 2, 3, 4 where a and b are constants.…
26 7. The discrete random variable X can take only the values 1, 2, 3 and 4. For these values, the probability function is given by P(X = x) = ax b + 60 for x = 1, 2, 3, 4 where a and b are constants.…
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