As part of a survey of statistics students, they were asked
if they had ever been in a car crash while they were driving and how many
minutes of exercise they had on the previous day. The data fi le CarCrashExercise.txt
has these results. Copy and paste this data set into the Descriptive Statistics
applet.
a. Based on just how the distributions look, do you think
there is an association between being in a car crash while driving and
exercise? Is so, in what way? Explain.
b. Find the mean of number of minutes of exercise for those
that have been in car crashes while driving and those that have not. With this
added information, do you think there is an association between being in a car
crash while driving and exercise? Explain.
c. Find the median number of minutes of exercise for those
that have been in car crashes while driving and those that have not. With this
added information, do you think there is an association between being in a car
crash while driving and exercise? Explain.
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