Harry has an account balance of -$8. is his debt greater than or less than $8.

At diana's closet, 1/6 of the clothes are white and another 7/12 are black. what fraction of the clothes is either black or white?

Someone . me. compound probability

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%