Chapter 4 – Distributions of Random Variables
Area under the curve, Part I. (4.1, p. 142) What percent of a standard normal distribution N (ΞΌ = 0, Ο = 1) is found in each region? Be sure to draw a graph.
(a) Z < β1.35 (b) Z > 1.48
(c) β0.4<Z <1.5 (d) |Z|>2



