A-Level
CAIE
Mathematics
May 2023
QP-202305-Mathematics-P63 · Question 1
Question (excerpt):
1 A random variable X has probability density function f, where f x = T 3 2 1 −x2 0 ≤x ≤1, 0 otherwise. Find E X. [3] ...............................................................................…
1 A random variable X has probability density function f, where f x = T 3 2 1 −x2 0 ≤x ≤1, 0 otherwise. Find E X. [3] ...............................................................................…
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