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Core Mathematics - The three-median regression line example
The three-median regression line example
In general, the regression line for predicting y from x will be
different from the regression line for predicting x from y. The choice of
dependent variable is therefore an important one.
Record sales are noted in a store for 15 recordings for two consecutive
Plot a scatterplot of these data and use the three median method to locate
a line of best fit for predicting week 2 sales from week 1 sales.
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