The variable Q N(, 2 ) Given that P(Q 1 288) 0 281 and P(Q 6 472) 0 591, find the value of and of , and calculate the P(4 Q 5) ...

438 211 P4 Q 5 0440 Explanation The normal distribution i ...

The variable Q ~N(, 2 ). Given that P(Q < 1.288) = 0.281 and P(Q <

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The variable Q ~N(μ, σ²). Given that P(Q < 1.288) = 0.281 and P(Q < 6.472) = 0.591, find the value of μ and of σ, and calculate the P(4 ≤ Q < 5).

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Cambridge International AS & A Level Mathematics Probability & Statistics 1 Coursebook

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Authors: Dean Chalmers, Julian Gilbey

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The variable Q ~N(, 2 ). Given that P(Q < 1.288) = 0.281 and P(Q <

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