DA0-001 Domain 2: Data Mining, Analysis, and Visualization

Two designs were proposed. Design A would handle missing and dirty data. Design B would find correlations between metrics. The team must pick the approach aligned with vendor best practices. Which choice is correct?

Multiple choice — select one answer

Answer choices

  1. a. Mean, median, variance with context
  2. b. Profiling, imputation, and validation rules
  3. c. Document assumptions and sample bias
  4. d. Scatter plots and coefficient review

Architectural breakdown & explanation

Data quality affects analysis. Compare with Scatter plots and coefficient review: Correlation guides hypotheses.

Correct answer(s): b. Profiling, imputation, and validation rules

Exam domain: Domain 2: Data Mining, Analysis, and Visualization (35% weight on the official guide).

Official documentation & study links

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