At a tennis tournament a statistician keeps track of every serve. the statistician reported that the mean serve of a particular player was 98 miles per hour (mph) and the standard deviation of the serve was 10 mph. assume that the statistician also gave us the information that the distribution of the serve speeds was bell shaped. what proportion of the players serves are expected to be between 108 mph and 118 mph?

Click on the y intercept. -x +4 i know you cant click on it so could you just say the coordinates like (example - (1,0) you so much.

Isuck at math ; ^; m a student solved this problem and said the answer is 3 feet. chase had a roll of ribbon that contained 7 7/8  feet of ribbon. he cut off one piece that was 3 5/8  feet long and another piece that was 1 1/4  feet from the roll. how much ribbon was left on the roll? is the student's answer reasonable? yes, the answer is reasonable. no, the answer is not reasonable. it should be about 2 feet. no, the answer is not reasonable. it should be about 13 feet. no, the answer is not reasonable. it should be about 4 feet.

Which statement accurately explains whether a reflection over the y axis and a 270° counterclockwise rotation would map figure acb onto itself?