Year cpi 1976 56.9
1980 82.4
1984 103.9
1988 118.3
create a scatterplot for the number of years since 1976

Translate the word phrase into a math expression. 15 fewer than the product of 4 and a number. (pls immediately)

Ray ce is the angle bisector of zacd, which statement about the figure must be true? mzecd-mzecb mzace « 4mzacd zace - zdcb zecd zacd save and exit

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%