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CBSE Class 11-science Answered

Please explain briefly.
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Asked by Chawlakirti94 | 06 Jun, 2019, 05:11: PM
answered-by-expert Expert Answer
Let X be the random variable representing length of board.
Mean = μ = 96 and standard deviation = σ = 0.05
Using normal distribution,
P(X > 96.10) = P[Z > (x - μ)/σ] 
                    = P[Z > (96.10 - 96)/0.05] 
                    = P(Z > 2)
                    = 0.0228
Answered by Sneha shidid | 06 Jun, 2019, 06:00: PM

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