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4.2 Statistical distributions (A-level only)

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Question 8

Given that X∼N(50,64)X \sim N(50, 64)X∼N(50,64) find the following probabilities

a.

P(X>62)P(X > 62)P(X>62)

[1]
b.

P(X<44)P(X < 44)P(X<44)

[1]
c.

P(48<X<58)P(48 < X < 58)P(48<X<58)

[1]
Markscheme

4.2 Statistical distributions (A-level only) Questions

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

324 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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