Research Methods & Evidence-Based Practice Flashcards
7 cards from real MEOC practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 7 Research Methods & Evidence-Based Practice flashcards as text
An operator reviews a load chart and finds the rated operating capacity decreases significantly when the boom is extended to full reach. This data demonstrates:
Answer: That lifting capacity is inversely related to working radius
Load charts consistently show that as the working radius increases, rated operating capacity decreases due to increased moment arm forces.
Which source provides the most reliable data on the safe digging depth for a specific soil type on a residential job site?
Answer: A licensed geotechnical engineer's soil boring report for that specific site
A site-specific geotechnical report from a licensed engineer provides the most reliable, evidence-based data on safe excavation depth for actual soil conditions.
When conducting a pre-task toolbox talk, an operator shares data from a recent industry safety bulletin about hydraulic line rupture hazards. This practice exemplifies:
Answer: Translating industry research evidence into crew safety awareness
Sharing documented safety bulletins in toolbox talks is a direct application of evidence-based practice to front-line worker safety.
An operator records daily fuel consumption data for 30 days and notices a 15% spike correlating with new ground conditions. What should the operator do next?
Answer: Investigate whether harder soil or improper technique is causing increased engine load
Fuel consumption spikes are measurable indicators of increased engine load, warranting investigation into ground conditions or operator technique.
A contractor wants to apply best practices for operating near buried fiber-optic cable. Which research approach provides the most actionable guidance?
Answer: Review the utility owner's installation specs combined with ASCE 38 standard for existing utilities
Combining utility owner documentation with ASCE 38 (Standard Guideline for the Collection and Depiction of Existing Subsurface Utility Data) provides the most evidence-based operational guidance.
In evidence-based excavator maintenance, what does an oil analysis report primarily help operators determine?
Answer: Internal component wear trends and fluid contamination before failure occurs
Oil analysis detects metal particles and contamination that indicate early-stage internal wear, enabling proactive maintenance before catastrophic failure.
Which of the following is an example of using quantitative data to improve mini excavator safety outcomes?
Answer: Tracking and analyzing incident frequency rates to identify the highest-risk tasks
Calculating and analyzing incident frequency rates provides quantitative evidence for identifying high-risk tasks that require targeted safety interventions.