Which method is commonly used to evaluate the effectiveness of a solution?

Conducting a pilot test stands out as a common method used to evaluate the effectiveness of a solution because it allows for a controlled and limited implementation of the solution in a real-world setting before a full-scale rollout. This method provides invaluable insights into how the solution performs in practice, enabling the identification of potential issues, gathering of performance metrics, and assessment of the solution's impact on the intended goals.

A pilot test is particularly useful as it allows for adjustments to be made based on observed outcomes and feedback, ensuring that the full implementation is more likely to succeed. Moreover, it serves as a practical demonstration that can help stakeholders better understand the expected results and benefits of the solution. This real-world trial helps in making informed decisions and refining strategies based on actual performance data rather than just theoretical evaluation or assumptions.