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The Normal Distribution

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Question 20

Given that X∼N(15,4)X \sim N(15, 4)X∼N(15,4) find the following probabilities

a.

P(X>18.2)P(X > 18.2)P(X>18.2)

[1]
b.

P(X<13.5)P(X < 13.5)P(X<13.5)

[1]
c.

P(14<X<17)P(14 < X < 17)P(14<X<17)

[1]

The Normal Distribution Questions

  1. A Level
  2. /Maths
  3. /The Normal Distribution

Practise Edexcel A Level Maths The Normal Distribution with exam-style questions for A Level Maths. 439 questions, matched to the Edexcel A Level Maths (9MA0) specification and written in Paper 1, Paper 2 and Paper 3 style. Every question includes a full worked solution and mark scheme, so you can see where marks are awarded rather than just whether you got the answer right.

Question bank