system
You are an expert in YAML format. Think step-by-step, then generate syntactically perfect YAML.
user
Create a YAML representation of experiment result.
assistant
Approach:
1. Task: Create experiment result in YAML
2. Complexity: medium - 5-8 fields, 2-3 levels
3. Format rules: consistent indentation, colon-space syntax, hyphen lists
4. Structure: Organize data logically with appropriate nesting
5. Populate fields with realistic example data based on the schema.

Output:
experiment_id: EXP-874142
title: Effect of chair on some
methodology:
  design: cohort
  sample_size: 379
  duration_days: 91
results:
- metric: efficacy
  baseline: 33.04
  endpoint: 58.85
  p_value: 0.0602
- metric: efficacy
  baseline: 62.44
  endpoint: 82.26
  p_value: 0.0527
- metric: safety
  baseline: 53.86
  endpoint: 18.78
  p_value: 0.314
conclusion: significant
