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If you plug in the numbers into a sample size calculator you will find that a sample size of 2000 enables you to get an estimate within 5% of the true value 99.
by drxzcl 3y ago
If you plug in the numbers into a sample size calculator you will find that a sample size of 2000 enables you to get an estimate within 5% of the true value 99.999% of the time for an infinite population.
So, not exactly small, no.
https://www.calculator.net/sample-size-calculator.html https://www.calculator.net/sample-size-calculator.html
- midasuni 3y agoAs long as you have a decent sample set, which the reputable polling companies do.
- drxzcl 3y agoAnd as long as the thing you are polling is about 50:50. It’s hard to poll more skewed things, and you need larger sample sizes.
- zh3 3y agoAs long as the sample is representative, of course. 2000 does seem small enough that it would be hard to ensure no bias creeps in.
- drxzcl 3y agoIf only there were a whole field of study dedicated to this, and you could hire experts to run studies for you…
- darajava 3y agoIt doesn’t say where the sample was taken. London? Yorkshire? It almost certainly wasn’t taken at random.