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The table below shows the number of state-registered automatic weapons and the murder rate for several Northwestern states. xx 11.6 8.4 7.2 3.7 2.4 2.8

The table below shows the number of state-registered automatic weapons and the murder rate for several Northwestern states.

xx

11.6 8.4 7.2 3.7 2.4 2.8 2.2 0.5

yy

13.8 10.9 10.5 7.1 6.4 6.5 6.1 4.7

xx = thousands of automatic weapons yy = murders per 100,000 residents This data can be modeled by the equation y=0.82x+4.28.y=0.82x+4.28. Use this equation to answer the following; Special Note: I suggest you verify this equation by performing linear regression on your calculator. A) How many murders per 100,000 residents can be expected in a state with 2.7 thousand automatic weapons? Answer = Round to 3 decimal places. B) How many murders per 100,000 residents can be expected in a state with 7.3 thousand automatic weapons? Answer = Round to 3 decimal places.

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