4 ms·

So if we had 4 purely random macbooks, and 3 of them failed, then that would be a meaningful indication that the failure rate is higher than 10%? The issue is

So if we had 4 purely random macbooks, and 3 of them failed, then that would be a meaningful indication that the failure rate is higher than 10%? The issue is both small sample and lack of randomness.

mattmaroon 18y ago
Yes, it would be a meaningful indication. I'll grant the lack of randomness in the sample, but the math is correct.