How to Use ChatGPT to Test Theories on Stock Prices

Percentage of days IWM experiences a gain based on the combined performance of QQQ and IWM (February 12, 2019 to February 8, 2024)

I have a good friend that comes up with interesting theories about relationships in the stock market. Recently, he claimed that “more often than not”, on a day where the big cap stocks gain and the iShares Russell 2000 ETF (IWM) does not gain, IWM will experience a daily gain on the next trading day. … Read more