The U.S. Environmental Protection Agency developed a program to test motor vehicle emission levels.
Question: The U.S. Environmental Protection Agency developed a program to test motor vehicle emission levels. The historical data suggests that the level of nitrogen oxide (NOx) fits a normal distribution. NOx is considered a major contributor of smog. The mean for this distribution is 1.5 NOx, with a standard deviation of 0.4 NOx.
A) Write out the hypotheses for this study.
B) What is the probability that a randomly selected vehicle will have a nitrogen oxide level of less than 1.0 NOx?
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Deliverables: Word Document
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