It's not a population of 25k events, but a sample size of 25k. News organisations pay a lot of money for polls of only 1000-2000 people. 25k data points is qui

It's not a population of 25k events, but a sample size of 25k. News organisations pay a lot of money for polls of only 1000-2000 people. 25k data points is quite sufficient in most cases.