On: Show HN: Read the Tape – Wordle for daytrading, five blind S&P 500 charts a day

[spizder]

> That said, if it's possible to do better than random guessing

Yes - by always picking Up.

Random stock on a random day has 53-55% chance of closing higher. Over 5 days, you will be right ~60%

1996–2016: 53.3% of days were positive. 2016–2021: 54.9% of days saw gains.

[nightski → spizder]

The baseline is the market average, not 0.