When choosing a passenger transporter, odor pollution (μ=5.89) is the most influential factor among other six ones. What passengers pay less attention at are film entertainment (μ=4.41) and the appearance of the vehicle. When on a long haul transportation, air quality inside of the vehicle(μ=5.96) is the most important factor among other six ones. What passengers emphasize less is heating in Winters (μ=4.87).
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