ïïi Study guides, Class notes & Summaries

C207 We examine a population with normal distribution having mean of 1000 and standard dev C207 We examine a population with normal distribution having mean of 1000 and standard deviation of 50. What percentage of the population lies between 850 and 1150? To answer this question, we need to use the properties of the normal distribution. Specifically, we need to convert the raw scores (850 and 1150) into z-scores, and then use the standard normal distribution (also known as the z-distribution) ...