What is the slope (grade) of a road that rises 6 feet for every horizontal change of 100 feet ?

For f(x)=2x+1 and g(x)= x^2 -7, find (f•g)(x)

What is the shape of the height and weight distribution

17. a researcher measures three variables, x, y, and z for each individual in a sample of n = 20. the pearson correlations for this sample are rxy = 0.6, rxz = 0.4, and ryz = 0.7. a. find the partial correlation between x and y, holding z constant. b. find the partial correlation between x and z, holding y constant. (hint: simply switch the labels for the variables y and z to correspond with the labels in the equation.) gravetter, frederick j. statistics for the behavioral sciences (p. 526). cengage learning. kindle edition.