The graph of the distance a car travels at a constant speed passes through the points (0,0) and 2,136). the x scale is hours and the y scale is miles. how fast is the car traveling? a. 134 miles per hour b. 68 miles per hour c. 34 miles per hour d. 136 miles per hour

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.

If f(x) = x+8 and g(x) = 4x- 3, find (f+g)(x)

Afamily has five members. a mom, a dad, two sisters, & a brother. the family lines up single file. what is the probabillity that the mom is at the front of the line