In: Statistics and Probability
Assume a normal distribution for each question.
(a) What proportion of the distribution consists of z-scores greater than 0.25? (
b) What is the probability of obtaining a z-score less than 0.50? (
c) What is the probability of obtaining a z-score greater than −1.50?
(d) What is the probability of obtaining a z-score between +1.00 and −1.00?