Anthropologists have noticed that they can predict the height of a human being based on the length of their femur. The relationship between the person's height, HHH, in centimeters, and length of the femur, fff, in centimeters, can be modeled by the equation below.

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%

The number of 8th graders who responded to a poll of 6th grade and 8 th graders was one fourtg of the number of 6th graders whi responded if a total of 100 students responddd to the poll how many of the students responded were 6 th graders

Find the domain and range of the following function f(x) = 51x - 21+ 4