The table below shows the number of state-registered automatic weapons and the murder rate for several Northwestern states. X Y 11.3 8.4 6.9 3.9 2.3 2.8 2.1 0.9 13.8 11.2 10.2 7.5 5.7 6.3 5.7 4.5 x = thousands of automatic weapons y = murders per 100,000 residents This data can be modeled by the linear equation Y = 0.89x + 3.8

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