Verifying parallel lines
can somebody explain this to me

Xto the second power plus 14x plus 48. what are the factors? we are doing factoring trinomials with a=1

Ateacher noticed 5/8 of the students were wearing either blue shorts or white shorts. write two different ways this could be done.

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.