use z scores to compare the given values.

1. Pulse Rates Based on Data Set 1 "Body Data" in Appendix B, males have pulse rates with a mean of 69.6 and a standard deviation of 11.3; females have pulse rates with a mean of 74.0 and a standard deviation of 12.5. All pulse rates are measured in beats per minute.
   Which pulse rate is more extreme: A male with a pulse rate of 50 or a female with a pulse rate of 99?