[9] Two researchers conducted studies about vaccination hesitancy rates of adults in the entire Philippines. The first researcher found out that 12% of his respondents were hesitant and will never...

[9] Two researchers conducted studies about vaccination hesitancy rates of adults in the entire Philippines. The first researcher found out that 12% of his respondents were hesitant and will never allow to be vaccinated. The second researcher found 9%. Assuming both followed proper sampling procedures and did their calculations correctly, what would be the likely explanation/s for this discrepancy?

Provide 3 (three) explanations: