Homework: Math 137 HW #4 F2021 Question 4, 5.3.21 Part 1 of 4 A random sample of n = 100 observations is selected from a population with u = 31 and o = 22. Approximate the probabilities shown below. a. P(x 2 28) b. P(22.1 SX S 26.8) c. P(x S 28.2) d. P(x 2 27.0) Click the icon to view the table of normal curve areas. Normal Curve Areas a. P(x2 28) = (Round to three decimal places as needed.) 0 Z .00 .01 .02 .03 .04 .0000 .0040 .0080 0120 .0160 .0398 .0438 .0478 .0517 .0557 WNib .0793 .0832 .0871 .0910 .0948 1179 .1217 .1255 .1293 .1331