14 Drag each expression to the correct location on the table. Identify the GCF of each expression as 2 or 4. (14 + 28 + 22) (88 + 28 + 32) (12 + 10 + 36) (20 + 8 + 36) 126 + 24 + 20) (24 + 32 + 12) GCF is 2 GCF is 4

The first-serve percentage of a tennis player in a match is normally distributed with a standard deviation of 4.3%. if a sample of 15 random matches of the player is taken, the mean first-serve percentage is found to be 26.4%. what is the margin of error of the sample mean? a. 0.086% b. 0.533% c. 1.11% d. 2.22%