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4.5.1 Statistical distributions (A-level only)

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Question 3

Given that X∼N(30,16)X \sim N(30, 16)X∼N(30,16) find the following probabilities:

a.

P(X>34)P(X > 34)P(X>34)

[1]
b.

P(X<26.8)P(X < 26.8)P(X<26.8)

[1]
c.

P(25<X<31)P(25 < X < 31)P(25<X<31)

[1]

4.5.1 Statistical distributions (A-level only) Questions

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