Mathematics, 06.04.2020 22:34 rleiphart1
Porphyrin is a pigment in blood protoplasm and other body fluids that is significant in body energy and storage. In healthy Alaskan brown bears, the amount of porphyrin in the bloodstream (in mg/dl) has approximate normal distribution with mean 47.5 and a standard deviation 12.2.
a) What proportion of these bears have between 27.5 and 67.5 mg/dL porphyrin in their bloodstream? (That's within 20 of the mean amount of 47.5)
b) How low are the porphyrin levels for the lowest 3% of all the bears?
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Porphyrin is a pigment in blood protoplasm and other body fluids that is significant in body energy...
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