Avoiding an accident while driving can depend on reaction time. That time, measured from the time...

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Avoiding an accident while driving can depend on reaction time.That time, measured from the time the driver first sees the dangeruntil the driver gets his/her foot on the brake pedal, can bedescribed by a normal model with mean 1.9 seconds and standarddeviation 0.13 seconds. Use the 68-95-99.7 rule(NOT a z table) to answer the following questions. The pictures ofthe 68-95-99.7 rule at this link might help.
http://www.oswego.edu/~srp/stats/6895997.htm
What percentage of drivers have a reaction time more than 2.16seconds?
%
What percentage of drivers have a reaction time less than 1.77seconds?
%
What percentage of drivers have a reaction time less than 2.03seconds?
%

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The 6895997 Rule tells us about the approximate probability that is found within a certain number of standard deviations from the population mean First the 6895997 Rule says that the probability within 1 standard deviation from the mean is approximately 68 This means that PX 068 In this See Answer

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