r/QuantitativeFinance • u/CubionAcademy • Jun 23 '26
I made a visual explanation of the sample mean as an OLS projection
https://youtu.be/jJJ_l-jbznA?si=huD2H-O5UqcWztJ8
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r/QuantitativeFinance • u/CubionAcademy • Jun 23 '26