Im bored and tired and I do not have the brain power to do this so, yeah. Need help with math. (This week is the early Milestones week, basically the finals week.) 302.88 divided by 2.4
and
3/4 divided by 5/8
(remember to show your work)
please solve and get back to me soon. Thx.

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%