A public health researcher is designing a study across 5 rural villages. Each village has 800 residents. If 12% of residents in each village participate in the study, and each participant requires 250 mL of a diagnostic fluid, how many liters of fluid are needed in total?

Mon, 04 May 2026 11:24:38 +0000

A public health researcher is designing a study across 5 rural villages. Each village has 800 residents. If 12% of residents participate, and each needs 250 mL of diagnostic fluid, how many liters are required in total? This type of community-based health research is gaining traction as data-driven public health initiatives expand access in underserved areas of the U.S. Rural populations often face medical resource gaps, making studies like this vital for understanding disease patterns, treatment needs, and health disparities. **Why A public health researcher is designing a study across 5 rural villages. Each village has 800 residents. If 12% of residents participate, and each requires 250 mL of diagnostic fluid, how many liters of fluid are needed in total?**
Digital health tools and preventive research are increasingly intersecting in public health planning. Studies in rural areas help identify how environmental, social, and behavioral factors influence health outcomes—data that drives targeted interventions. This project reflects a growing effort to gather real-world evidence where traditional healthcare access is limited. **How A public health researcher is designing a study across 5 rural villages. Each village has 800 residents. If 12% of residents participate, and each participant requires 250 mL of diagnostic fluid, how many liters of fluid are needed in total?**
Typically, public health research requires precise logistical planning. With five villages each hosting 800 residents, the total population is 4,000 people. At 12% participation, 480 individuals are involved. Each needs 250 mL—equivalent to 0.25 liters—so the total fluid requirement is 480 multiplied by 0.25. This simple calculation reveals the scale of resources needed for accurate, reliable results. **Common Questions People Have About A public health researcher is designing a study across 5 rural villages. Each village has 800 residents. If 12% of residents participate, and each participant requires 250 mL of diagnostic fluid, how many liters of fluid are needed in total?**
1. **How many participants are involved?** With 800 × 0.12 = 96 participants per village, all five villages contribute 96 × 5 = 480 participants.
2. **Fluid volume calculation:** Each participant needs 250 mL, so total fluid is 480 × 250 mL = 120,000 mL.
3. **Conversion to liters:** 120,000 mL ÷ 1,000 = 120 liters. Total diagnostic fluid required is 120 liters.