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Mathematics, 16.12.2020 05:50 alaina3792

in a certain city, a man recorded the speeds of cars driving past his house, where the speed limit sign read 20 mph. The mean of 100 readings was 21.96 mph, with a standard deviation of 3.28 mph. One car's z-score was + 1.5. How fast was that car going? The car was traveling at mph

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