4 ms·
You can choose to offer people some incentive to take the test. If you offered $50 per person you would probably eliminate most sampling bias.
by umanwizard 7y ago
You can choose to offer people some incentive to take the test. If you offered $50 per person you would probably eliminate most sampling bias.
- Waterluvian 7y agoYou're more likely to attract people of lower incomes, which we already suspect are more vulnerable to Covid given the kinds of jobs they have.