The experimental approach is often held up as the "gold standard" of evaluation, and it is the only evaluation design which can conclusively account for selection bias in demonstrating a causal relationship between intervention and outcomes.
It is the only evaluation design which can conclusively account for selection bias in demonstrating a causal relationship between intervention and outcomes. The experimental approach is often held up as the "gold standard" of evaluation.
The experimental approach is often held up as the "gold standard" of evaluation. It is the only evaluation design which can conclusively account for selection bias in demonstrating a causal relationship between intervention and outcomes.
The experimental approach is often held up as the "gold standard" of evaluation. It is the only evaluation design which can conclusively account for selection bias in demonstrating a causal relationship between intervention and outcomes.