A-Level
EDEXCEL
Mathematics & Further Mathematics
January 2026
7 Marks
QP-202601-FurtherMathematics-US3A · Question 2
Question (excerpt):
2 2. The random variable X follows a continuous uniform distribution over the interval [α – 3, 2α + 3] where α is a constant. The mean of a random sample of size n is denoted by X– (a) Show tha…
2 2. The random variable X follows a continuous uniform distribution over the interval [α – 3, 2α + 3] where α is a constant. The mean of a random sample of size n is denoted by X– (a) Show tha…
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