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4.2 Statistical distributions (A-level only)

4.2 Statistical distributions (A-level only)

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Question 12

Given that X∼N(100,100)X \sim N(100, 100)X∼N(100,100) find the following probabilities

a.

P(X>112)P(X > 112)P(X>112)

[1]
b.

P(X<85)P(X < 85)P(X<85)

[1]
c.

P(95<X<105)P(95 < X < 105)P(95<X<105)

[1]
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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