Score: 5 of 5 pts 6 of 14 (6 complete) HW Score: 36.92%, 24 of 65 pts 7.2.11 Question Help Determine the total area under the standard normal curve in parts (a) through (c) below. Click the icon to view a table of areas under the normal curve. (a) Find the area under the normal curve to the left of z = - 3 plus the area under the normal curve to the right of z = 3. The combined area is 0.0028 . (Round to four decimal places as needed.) (b) Find the area under the normal curve to the left of z = - 1.59 plus the area under the normal curve to the right of z = 2.59. The combined area is 0.0607 . (Round to four decimal places as needed.) (c) Find the area under the normal curve to the left of z = - 0.22 plus the area under the normal curve to the right of z = 1.40. The combined area is 0.4937. (Round to four decimal places as needed.)