Mathematics, 07.03.2020 05:05 dina18
The level of nitrogen oxides (NO x ) 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 NO x emissions no greater than 0.3 g/mi. A company has four cars of this model in its fleet. What is the probability that the average NO x level of these cars is above the 0.3 g/mi limit?
Answers: 2
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The level of nitrogen oxides (NO x ) in the exhaust of cars of a particular model varies Normally, w...
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