A regression analysis between y, sales (in $1000) and x, advertising (in $) yielded the least squares line
= 60 + 5x. We can interpret the slope by saying that we estimate for each extra $1 spent on advertising that sales will increase by $5 000, on average.

Question

A regression analysis between y, sales (in $1000) and x, advertising (in $) yielded the least squares line 
 = 60 + 5x. We can interpret the slope by saying that we estimate for each extra $1 spent on advertising that sales will increase by $5 000, on average.

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The Answer of A regression analysis between y, sales (in $1000) and x, advertising (in $) yielded the least squares line 
 = 60 + 5x. We can interpret the slope by saying that we estimate for each extra $1 spent on advertising that sales will increase by $5 000, on average.

A Regression Analysis Between Y, Sales (In $1000) and X