Which equation represents the data shown in the table below? xy
29
312
415
518

A. y = 2x + 9
B. y = 3x + 3
C. y = 3x + 12
D. y = 4x + 1

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%

Which statement justifies why angle ebc measures 90?

Ineed with angles and the measure of them i have abc a is 65 and b is (3x-10) and c is (2x) find the value of x