Let X~ Geo(0.4) and Y~ Geo(0.6), where X and Y are independent. a. Write down an expression
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Let X~ Geo(0.4) and Y~ Geo(0.6), where X and Y are independent.
a. Write down an expression for Gx+y(t).
b. Express 5/(5 – 2t)(5 – 3t) in partial fractions.
c. Hence, find P(X + Y = k) for k = 2, 3, 4.
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Related Book For
Cambridge International AS & A Level Further Mathematics Coursebook
ISBN: 9781108403375
1st Edition
Authors: Lee Mckelvey, Martin Crozier
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