Mathematics (AS & A Level) · May / June 2023 · Paper 53 · Question 3
9709
As printed in the paper
The question as text
The random variable X takes the values 1, 2, 3, 4. It is given that PX = x = kxx + a , where k and a are constants.
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3(a)[4]
3(b)[1]
3(c)[2]
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