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Mathematics, 24.04.2020 05:56 rayrayy91

A water footprint is a measure of the appropriation of fresh water. The per capita water footprint (in mega gallons) in a certain country for a recent year can be approximated by a normal distribution, as shown in the figure.
(a) What water footprint represents the 85th percentile?
(b) What water footprint represents the29th percentile?

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