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4 Unit A2 2: Applied Mathematics (A-level only)

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Question 53

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]
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4 Unit A2 2: Applied Mathematics (A-level only) Questions

  1. A Level
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