Use the points from the previous exercise with x = 3, 5, 6, 7. a. Find the
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a. Find the z -scores on x and on y for each point. Comment on how zx and zy relate to each other for each point.
b. Compute r using the z -scores from part a for the four observations. Is this the value you expected to get for r? Why?
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a First we need the means and standard deviations for each set of numbers Mean x xn ...View the full answer
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Related Book For
Statistics The Art And Science Of Learning From Data
ISBN: 9780321755940
3rd Edition
Authors: Alan Agresti, Christine A. Franklin
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