Hurry a supervisor finds the mean number of miles that the employees in a department live from work. he finds x=29 and s=3.6 . which statement must be true? z37 is within 1 standard deviation of the mean. z37 is between 1 and 2 standard deviations of the mean. z37 is between 2 and 3 standard deviations of the mean. z37 is more than 3 standard deviations of the mean.