Introduction
The 30% decrease in new OneCard credit card applications during summer months is a significant issue that requires thorough analysis. I'll approach this problem systematically, examining both internal and external factors to identify the root cause and develop effective solutions.
This analysis follows a structured approach covering issue identification, hypothesis generation, validation, and solution development.
Step 1
Clarifying Questions (3 minutes)
Why it matters: Helps distinguish between cyclical patterns and unique issues. Expected answer: No significant seasonal trends in previous years. Impact on approach: If seasonal, we'd focus on mitigating annual dips; if not, we'd investigate recent changes.
Why it matters: Ensures we're addressing a real issue, not a data anomaly. Expected answer: No changes in measurement methodology. Impact on approach: If measurement changed, we'd need to reassess the problem definition.
Why it matters: Helps narrow down potential causes and target solutions. Expected answer: Decrease more pronounced in younger applicants. Impact on approach: Would focus on factors affecting this demographic specifically.
Why it matters: Identifies potential internal triggers for the decrease. Expected answer: New credit score requirement implemented in spring. Impact on approach: Would investigate the impact of this policy change on application rates.
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