An equation of a trend line for the scatter plot below is y=42x+50. Predict how many more sales the store makes in December than
in November.
1 answer:
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The given numbers are a set of points. To convert this into a linear data set, you can do data fitting. The easiest way to do this is using a software. In this case, I used MS Excel. You plot the points and set a linear trendline. The linear equation for this set of data is: y = 0.286x + 0.784
You can refer to the image to further understand the procedure.
You can refer to the image to further understand the procedure.