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A: Given data,μ=400σ=80P(X<x)=80%=0.80x=?
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A: z-score of z = - 2 is -7.55 Reason: z-score of z = - 2=-2-meanstandard deviation=-2-30040=-7.55
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A: The size of the data set is 50.
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A: In this problem, we are going to using The empirical rule(68-95-99.7 Rule)
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A: Consider the provided data, Number of children = 300 mean, μ=150standard deviation, σ=12 We need to…
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Q: A set of data items is normally distributed with a mean of 40 and a standard deviation of 6. Convert…
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Q: for a population with a standard deviation of 8 and mean of 40, draw a bell shaped curve, marking…
A: Given data Mean = 40 and standard deviation= 8
A set of data items is
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