From the observation deck of a Sky scraper, deondra measures a 67° angle of depression to a ship in the harbor below. If the observation deck is 1086 feet high, what is the horizontal distance from the base of sky scraper out of the ship? Round your answer to the nearest 10th of a foot if necessary.

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.