September 12, 2022, 05:51 PM
honestlouWhich cities are the rudest?
quote:
Originally posted by corsair:
...
A survey of 1500 people in a country of 330-million isn't exactly a big reveal...
It's been a little more than 40 years since I took QBA/Statistics in college, but you'd be surprised how small of sample size yields significant results. A sample of 1500 probably is sufficient.
Back then I could calculate it, but I'm guessing that 1500 is probably about 95% or better as sampling the entire population.
September 13, 2022, 08:28 AM
Flash-LBquote:
Originally posted by honestlou:
quote:
Originally posted by corsair:
...
A survey of 1500 people in a country of 330-million isn't exactly a big reveal...
It's been a little more than 40 years since I took QBA/Statistics in college, but you'd be surprised how small of sample size yields significant results. A sample of 1500 probably is sufficient.
Back then I could calculate it, but I'm guessing that 1500 is probably about 95% or better as sampling the entire population.
When I took Statical Analysis 5A, 5B and 5C in college, they said minimum sample size was 100