data above indicates that the Female Resting Heart Rate Mean is only slightly higher than Males. The ple variance, however, is much lower in females. The standard deviations are close, but the females lower than the males. The standard deviation explains how spread out the numbers is from the an. At the same time, the sample variance explains to us how varied our sample of numbers is. en it comes to evaluating the After Exercise Heart Rates for males and females, the data indicates the e information as Resting Heart Rate. The difference is that there is more of a difference between the e and female data. The males after exercise heart rate are even higher than the females. help clarify the meaning of both the standard deviation and sample variance Investopedia (2021)