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 file 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.