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2.4 N: Statistical distributions

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Question 9

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

2.4 N: Statistical distributions Questions

  1. A Level
  2. /Maths
  3. /2.4 N: Statistical distributions

390 exam-style questions on AQA A Level Maths 2.4 N: Statistical distributions, covering 2.4.1 Discrete distributions and the binomial, 2.4.2 The Normal distribution (A-level only), and 2.4.3 Selecting an appropriate distribution (A-level only). Each one has a worked solution and a mark scheme showing where the marks go.

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