Figure A' is rotated 30clockwise about the origin to create Figure A" (not shown) Which statement about Figure Figure A' and Figure A" is true? AAll of the figures are congruent B. None of the figures are congruent Only Figure A is congruent to Figure A All of the figures are congruent except Figure A is not congruent to Figure A

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.