The table below shows the number of state-registered automatic weapons and the murder rate for several Northwestern states. 8.6 6.7 3.4 2.7 2.2 0.6 11.2 9.8 6.7 6.6 6 4.3 :c = thousands of automatic weapons 3; = murders per 100,000 residents Determine the regression equation in y = ax + b form and write it below. (Round to 2 decimal places) 0.10 x syntax error: this is not an equation. A) How many murders per 100,000 residents can be expected in a state with 7.7 thousand automatic weapons? Answer = 308.391 x Round to 3 decimal places. B) How many murders per 100,000 residents can be expected in a state with 5.5 thousand automatic weapons? Answer = 22.679 x Round to 3 decimal places. Hint: 'I-A..a|-.A.-.I. run-u... rl The following table shows retail sales in drug stores in billions of dollars in the US. for years since 1995. Year Retail Sales 0 85.851 3 108.426 6 141.781 9 169.256 12 202.297 15 222.266 Let S(t) be the retails sales in billions of dollars in t years since 1995. A linear model for the data is F(t) = 9.4415 + 84.182. G Use the above scatter plot to decide whether the linear model fits the data well. 0 The function is a good model for the data. 0 The function is not a good model for the data Estimate the retails sales in the U. S. in 2011. [:] billions of dollars. Use the model to predict the year that corresponds to retails sales of $239 billion. [:] The following is data for the first and second Quiz scores for 8 students in a class. First Quiz (Q1) Second Quiz (Q2) 10 11 12 13 17 20 22 29 Plot the points in the grid below, then sketch a line that best fits the data. 32 Q2 2834 g 16 20 ' ClearAll Draw: A \\v Q Q Use the line above to predict the value of the second quiz score if a student had a score of 30 on the first test. :] (Please enter a whole number)