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puffley
22.07.2019 •
Mathematics
Aset of data items is normally distributed with a mean of 40 and a standard deviation of 7. convert 33 to a z-score.
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Ответ:
Ответ:
Diameter = 4 inches
Radius = diameter/2 = 4/2 = 2 inches
Area = πr^2 = π(2)^2 = 4π = 12.57 inches squared approx.