{
  "overall": {
    "confidence": 0.95,
    "margin_of_error": 0.05,
    "expected_proportion": 0.5,
    "population": 10000,
    "n_unadjusted": 385,
    "n_with_fpc": 370,
    "fpc_applied": true,
    "z": 1.96
  },
  "segmentation": {
    "segment_margin_of_error": 0.08,
    "minimum_per_segment": 151,
    "recommended_total_with_segment_floors": 373,
    "segments": [
      {
        "name": "commuter",
        "population_share": 0.6,
        "proportional_quota": 222,
        "minimum_for_segment_moe": 151,
        "recommended_quota": 222
      },
      {
        "name": "desk",
        "population_share": 0.4,
        "proportional_quota": 148,
        "minimum_for_segment_moe": 151,
        "recommended_quota": 151
      }
    ]
  },
  "notes": [
    "A survey powered overall is NOT powered per reported segment \u2014 fund the segment floors.",
    "expected_proportion=0.5 is the conservative (maximum-variance) default.",
    "FPC matters when the sample is a large fraction of the population (small N)."
  ]
}