Amounts of hydrocarbon emissions resulting from road wear

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Reference no: EM131087241

The following observations are amounts of hydrocarbon emissions resulting from road wear of bias-belted tires under a 522 kg load inflated at 228 kPa and driven at 64 km/hr for 6 hours ("Characterization of Tire Emissions Using an Indoor Test Facility," Rubber Chemistry and Technology, 1978: 7-25): .045, .117, .062, and .072. What confidence levels are achievable for this sample size using the signed-rank interval? Select an appropriate confidence level and compute the interval.

Reference no: EM131087241

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