Frank is playing a game where he loses 1.5 points every time a critter eats a carrot. After two rounds of hte game, he lost 13.5 points. Which equation represents the number of carrots the critter ate?

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%