Mathematics, 12.11.2019 21:31 marisolrojo2002
Suppose that the raw daily oxygen purities de- livered by an air-products supplier have a stan- dard deviation σ ≈ .1 (percent), and it is plausi- ble to think of daily purities as independent ran- dom variables. approximate the probability that the sample mean x of n = 25 delivered purities falls within .03 (percent) of the raw daily purity mean, μ.
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Suppose that the raw daily oxygen purities de- livered by an air-products supplier have a stan- dard...
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