11

The distribution of weights of newbom babies is approximately bell-shaped with a mean of #=7 pounds and a standard deviation of o=1.5 seconds. The 68-95-99.7 Rule (Empirical Rule) tells us that... Approximately 68% of newbom babies weigh between and pounds. Approximately 95% of newbom babies weigh between and pounds. Approximately 99.7% of newbom babies weigh between and pounds