3 ms·
That's not true. If you have a large enough sample, you can be confident that even a small improvement in mean, despite a large stddev is meaningful. Whether it
by chillydawg 10y ago
That's not true. If you have a large enough sample, you can be confident that even a small improvement in mean, despite a large stddev is meaningful. Whether it actually matters in the real world and causes positive outcomes for people is an entirely different matter.