In a population of 500 adult Swedish males, medical researchers find their brain weights to be approximately
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In a population of 500 adult Swedish males, medical researchers find their brain weights to be approximately normally distributed with mean μ = 1400 gm and standard deviation σ = 100 gm.
a. What percentage of brain weights are between 1325 and 1450 gm?
b. How many males in the population would you expect to have a brain weight exceeding 1480 gm?
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Thomas Calculus Early Transcendentals
ISBN: 9780321884077
13th Edition
Authors: Joel R Hass, Christopher E Heil, Maurice D Weir
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