Physics, 12.07.2019 18:10 phancharamachasm

The weight distribution of parcels sent in a certain manner is normal with mean value 12 lb and standard deviation 3.5 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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The weight distribution of parcels sent in a certain manner is normal with mean value 12 lb and stan...