Mathematics, 04.09.2021 19:30 QueenDarbane9696
The mean commuting time for resident of a certain metropolitan are is 38 minutes, with a standard deviation of 10 minutes. Assume that commuting times for this are are normally distributed. Using the z-score for a 23-minute commute above , what is the probabilty that a commute for a randomly chosen residet will be between 28 minutes and 58 minutes?
A. 92.3%
B. 81.9%
C. 76.4%
D.84.0%
Answers: 2
Mathematics, 21.06.2019 18:30
Two cyclists 84 miles apart start riding toward each other at the samen time. one cycles 2 times as fast as the other. if they meet 4 hours later what is the speed (in miles) of the faster cyclists
Answers: 2
Mathematics, 21.06.2019 19:10
Click an item in the list or group of pictures at the bottom of the problem and, holding the button down, drag it into the correct position in the answer box. release your mouse button when the item is place. if you change your mind, drag the item to the trashcan. click the trashcan to clear all your answers. solve this quadratic equation using the quadratic formula. 2x2 - 2x=1 need asap
Answers: 2
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