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1. From the following data (a) Obtain two regression lines (b) Calculate correlation coefficient (c) Estimate the values of y for x = 8.6 (d)

1. From the following data (a) Obtain two regression lines (b) Calculate correlation coefficient (c) Estimate the values of y for x = 8.6 (d) Estimate the values of x for y = 15.5 X y 12 2 9 3 11 4 13 5 11 6 15 7 14 8 16 9 17

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