In baseball, is there a linear correlation between batting average and home run percentage? Let x represent the batting average of a professional baseball player, and let y represent the player's home...


In baseball, is there a linear correlation between batting average and home run percentage? Letx represent the batting average of a professional baseball player, and lety represent the player's home run percentage (number of home runs per 100 times at bat). A random sample ofn = 7 professional baseball players gave the following information.




























x

0.2450.2530.2860.2630.2680.3390.299


y

1.53.95.53.83.57.35.0

Use a calculator to verify that Σx = 1.953, Σx
2 = 0.551, Σy = 30.5, Σy
2 = 152.69 and Σxy = 8.834.

Computer. (Round your answer to four decimal places.)



Jun 04, 2022
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