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2.4.2 The Normal distribution (A-level only)

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Question 47

A random variable X X\,X has the distribution X∼N(30,16)X \sim N(30, 16)X∼N(30,16).

Identify the standard deviation of XXX.

Circle your answer.

A

444

B

888

C

161616

D

303030

Markscheme

2.4.2 The Normal distribution (A-level only) Questions

  1. A Level
  2. /Maths
  3. /2.4.2 The Normal distribution (A-level only)

351 exam-style questions on AQA A Level Maths 2.4.2 The Normal distribution (A-level only). Each one has a worked solution and a mark scheme showing where the marks go.

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