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Mathematics, 16.04.2020 02:54 adarianmcintosh

The weight distribution of parcels sent in a certain manner is normal with mean value 11 lb and standard deviation 3.6 lb. The parcel service wishes to establish a weight value c beyond which there will be a surcharge. What value of c is such that 99% of all parcels are at least 1 lb under the surcharge weight?

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