Following are weights, in pounds, of 12 two-month-old baby girls. Assume that the population is normally distributed.
a. Find the sample standard deviation s.
b. Construct a 95% confidence interval for population standard deviation σ.
W5 Mutation and Gene Evolution I. Darwin’s Theory of Natural Selection a. 4 major postulates i. Lots of individuals born, many offspring die before reproducing ii. Individuals differ (some are better fit to the environment) 1. Adaptation: traits that enhance the survival and reproduction in...