The mean of a set of credit scores is Mu = 690 and Sigma = 14. Which statement must be true about z694? z694 is within 1 standar
d deviation of the mean. Z694 is between 1 and 2 standard deviations of the mean. Z694 is between 2 and 3 standard deviations of the mean. Z694 is more than 3 standard deviations of the mean.
