webwork / math170fall21 berryhill / chapter_4 / 20 updates now or try to Chapter 4: Problem 20 Previous Problem Problem List Next Problem (1 point) Suppose it is believed that the probability a patient will recover from a disease following medication is 0.7. In a group of fifty such patients, the number who recover would have mean and variance respectively given by (to one decimal place): Mean: Variance: Note: You can earn partial credit on this