Mathematics, 15.04.2021 16:40 isaiahb30

The level of nitrogen oxides (NOx) in the exhaust of cars of a particular model varies Normally, with mean 0.25 gram per mile (g/mi) and standard deviation 0.05 g/mi. Government regulations call for NOx emissions no higher than 0.3 g/mi. A company has four cars of this model in its fleet. What is the probability that the average NOx level of these cars is above the 0.3 g/mi limit

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The level of nitrogen oxides (NOx) in the exhaust of cars of a particular model varies Normally, wit...

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