Bob is painting cabinets in his kitchen. He has calculated that he must cover a total of 4,150 square inches of wood on the cabinets. He will paint them with 2 coats of stain.
One can of stain from the local hardware store covers a total of 850 square inches.
How many cans of stain should he buy to put 2 coats of stain on the cabinets?
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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.