Exercise 3.10

3.10 Use the Normal table. Use Table A to find the proportion of observations from a standard Normal distribution that satisfies each of the following statements. In each case, sketch a standard Normal curve and shade the area under the curve that is the answer to the question. (a) z < -1.42 (b) > -1.42 (c) z < 2.35 (d) -1.42 < < 2.35