Which market research methodology, first implemented by Texas Instruments in 1990, revolutionized calculator design by identifying distinct mathematical thinking patterns among students?

Market research has transformed how mathematics educational products are developed and marketed. Before launching new calculators, textbooks, or educational software, companies invest heavily in understanding user needs. This poll tests your knowledge about a groundbreaking market research technique that revolutionized how mathematical tools are designed for different learning styles.

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Cognitive Process Profiling (CPP)
Sequential Learning Analysis (SLA)
Mathematical Aptitude Segmentation (MAS)
Differential Instruction Modeling (DIM)