Answer the following. (a) The standard normal curve is graphed below. Shade the region under the standard normal curve to the left of z = 1.50. -2 -1 0.4 0.3 0.2+ 0.1+ 2 3 (b) Use this table or the ALEKS calculator to find the area under the standard normal curve to the left of z = 1.50. Give your answer to four decimal places (for example, 0.1234). G