In a random sample of ten cars, each car was tested for nitrogen- oxide emissions (in grams per mile) and the results are listed below.
0.06, 0.11, 0.16, 0.15, 0.14, 0.08, 0.15, 0.12, 0.09, 0.1
a. Construct a 95% confidence interval for the mean amount of nitrogen-oxide emissions in all cars.
b. Interpret your confidence interval in context of the problem.
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