Repeat given Exercise, only for the points
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X:
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1
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2
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3
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4
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5
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6
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Y:
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4
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5
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6
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7
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8
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2
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Exercise
Verify that for the following pairs of points, the least squares regression line has a slope of zero. Plot the points and comment on the assumption that the regression line is straight.
X: 1 2 3 4 5 6
Y : 1 4 7 7 4 1