Tag Archives: data verification

The look of verifying data

Get data that fit before you fit data. Why verify? Garbage in, garbage out. How to verify The example data used here is daily (adjusted) prices of stocks.  By some magic that I’m yet to fathom, market data can be wondrously wrong even without the benefit of the possibility of transcription errors.  It doesn’t seem … Continue reading

Posted in Quant finance, R language | Tagged , , | 9 Comments