Xpress each relation as a mapping diagram and complete the explanation of whether or not the relation represents a function. {(14, 32), (16, 28), (19, 19), (26, 17), (32, 17)}

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%

Indicate the formula for the following conditions: p^c(n,r)=

The table below shows the function f. determine the value of f(3) that will lead to an average rate of change of 19 over the interval [3, 5]. a. 32 b. -32 c. 25 d. -25