Lessons for Topic 2.11
Shape of a binomial and the normal approximationWhen the counts are large enough, the binomial distribution is close enough to a normal curve to use it.Lesson
The normal distributionThe bell curve: symmetric, described by mean and standard deviation.Lesson
The standard normal distributionThe normal curve with mean zero and standard deviation one, which every normal curve becomes after standardizing.Lesson
Combining random variablesIf two random variables do not affect each other, the variance of their sum is the sum of the variances.Lesson