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4.2 Statistical distributions (A-level only)

4.2 Statistical distributions (A-level only)

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Question 108

The random variable X X\,X has distribution U(−3,7)U(-3,7)U(−3,7).

a.

Find P(−1<X<4)P(-1<X<4)P(−1<X<4).

[2]
b.

Find P(X>2∣X>−1)P(X>2\mid X>-1)P(X>2∣X>−1).

[3]
Markscheme

4.2 Statistical distributions (A-level only) Questions

  1. A Level
  2. /Maths
  3. /4.2 Statistical distributions (A-level only)

328 exam-style questions on WJEC A Level Maths 4.2 Statistical distributions (A-level only), covering 4.2.1 Statistical distributions (A-level only), 4.2.2 Statistical distributions (A-level only), and 4.2.3 Statistical distributions (A-level only). Each one has a worked solution and a mark scheme showing where the marks go.

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