A company is conducting a market research study to

Solution

Explanation - The Sampling Funnel Approach is a structured method used to refine large datasets into meaningful, representative samples by filtering data through progressive stages . This technique is commonly applied in data analytics, marketing research, and predictive modeling to improve the quality and relevance of sampled data.   In the given question, the company initially collects a broad pool of respondents but does not use them all. Instead, they apply multiple filtering stages based on demographics, purchasing behavior , and other relevant attributes to narrow down the dataset. This step-by-step elimination process , where irrelevant or non-representative samples are removed in layers, perfectly aligns with the sampling funnel methodology .