Advocates of evidence-based policy give primacy to quantitative research over qualitative research in finding cost-effective and practical solutions for every-day problems. Neglecting qualitative evidence can cause incomplete understanding of social phenomena and problems. It is unrealistic to expect that social research will produce mathematically accurate, unambiguous and measurable results similar to those in computer science or engineering because social science examine human interactions, practices and behaviours. For this reason,
Advocates of evidence-based policy give primacy to quantitative research over qualitative research in finding cost-effective and practical solutions for every-day problems. Neglecting qualitative evidence can cause incomplete understanding of social phenomena and problems. It is unrealistic to expect that social research will produce mathematically accurate, unambiguous and measurable results similar to those in computer science or engineering because social science examine human interactions, practices and behaviours. For this reason,