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The 102 highway has a posted speed limit of 70 miles per hour on the stretch from San Francisco to Bay Area. For a single week, the highway patrol set up a hidden radar gun

to measure how many cars break the speed limit after having numerous reports of accidents

on this stretch of highway.

Week of 6/28 Mon Tues Wed Thurs Fri Sat Sun Total Total # of vehicles 241 199 198 157 300 394 294 1783 Vehicles over 70 mph 15 14 5 10 31 35 25 135