Mathematics
Mathematics, 16.01.2020 20:31, arianasg06

Dawna walks 10 miles starting at 1: 00 p. m. every day. on average she finishes at 3: 50 p. m., with a standard deviation of 10 minutes. jeanne leaves 30 minutes later, and every day she runs 10 miles exactly twice as fast as dawna walks on that day. what is the mean time jeanne will finish and the standard deviation of the number of minutes it takes jeanne to finish? (a) mean 2: 25 p. m., standard deviation 5 minutes(b) mean 2: 25 p. m., standard deviation 20 minutes(c) mean 2: 25 p. m., standard deviation 35 minutes(d) mean 2: 55 p. m., standard deviation 5 minutes(e) mean 2: 55 p. m., standard deviation 35 minutes

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