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A mean of 10.5 ounces and a standard deviation of .3 ounce. Find the proportion that have weights above 10.95 ounces?
Wiki User
∙ 14y ago
μ = 10.5
σ = 0.3
P(x > 10.95) = P( z > (10.95-10.5) / 0.3)
= P(z > 1.5) = 0.0668 or 668/1000
(using Normal probability table)
Wiki User
∙ 14y ago
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