3 ms·
Even then, you'd bias your sample toward people who use those trash cans (people who live near the trash cans you selected, people who don't litter, people who
by RoyalHenOil 3y ago
Even then, you'd bias your sample toward people who use those trash cans (people who live near the trash cans you selected, people who don't litter, people who spend a lot of time in public if they are public trash cans, etc.)