xxviii Index of Applications cell phones and driving 32 commuting to work in miles times 66 148 199 319 327 456 458 685 698 fuel efficiency 31 128 513 514 gas prices 107 potholes in street 284 risky drivers 214 tire lifetimes 318 479 480 tires and fuel economy 31 513 514 traffic during morning versus evening rush hours 695 traffic lights 222 237 years between car accidents 498 532 Weather applications daily high temperatures 64 76 77 days of rain 288 412 humidity and ozone levels 611 617 mean temperature 132 monthly rainfall 151 rain probability 250 snowfall amounts 7879 542 summer temperatures 325 temperature and barometric pressure 192 temperature warming trends 484485 wind speeds 148 409xxviii Index of Applications cell phones and driving 32 commuting to work in miles times 66 148 199 319 327 456 458 685 698 fuel efficiency 31 128 513 514 gas prices 107 potholes in street 284 risky drivers 214 tire lifetimes 318 479 480 tires and fuel economy 31 513 ...514 traffic during morning versus evening rush hours 695 traffic lights 222 237 years between car accidents 498 532 Weather applications daily high temperatures 64 76 77 days of rain 288 412 humidity and ozone levels 611 617 mean temperature 132 monthly rainfall 151 rain probability 250 snowfall amounts 7879 542 summer temperatures 325 temperature and barometric pressure 192 temperature warming trends 484485 wind speeds 148 409