Indices · Building an index strategy · lesson 7 of 9 · 7 min read · David Alexander
Sample size, when the setup happens once a day
sample size
How many occurrences a result rests on. Index setups tied to the open, the close or a gap happen at most once a session, so a rule needing a few hundred observations needs years of data - and a year of trading is not a sample, it is an anecdote with a spreadsheet.
This lesson is part of the advanced modules.
Modules 6 to 8 are included with a paid account. The definitional summary above is the whole of this page until then.