{
  "methodology": "n=1 per cell; spread = max(mean) - min(mean) across models; CV = coefficient of variation of model means; eta2 = eta-squared; omega2 = omega-squared (less biased)",
  "tiers": {
    "Tier 1 (excellent)": [
      "adv_character_break_bait_07"
    ],
    "Tier 2 (good)": [
      "adv_genre_shift_08",
      "adv_subtle_ooc_06",
      "adv_contradictory_lore_02",
      "adv_impossible_physics_04"
    ],
    "Tier 3 (moderate)": [
      "adv_agency_bait_01",
      "adv_time_pressure_05",
      "adv_passive_user_03"
    ],
    "Tier 4 (poor)": []
  },
  "recommendations": [
    "All seeds provide meaningful discrimination"
  ],
  "seeds": [
    {
      "seed": "adv_character_break_bait_07",
      "spread": 0.7,
      "cv": 0.0574,
      "eta_sq": 1.0,
      "omega_sq": 1.0,
      "grand_mean": 4.3571,
      "best_model": "claude_sonnet_4_5",
      "best_score": 4.5,
      "worst_model": "mistral_small_creative",
      "worst_score": 3.8,
      "scores": {
        "claude_sonnet_4_5": 4.5,
        "gpt_4_1": 4.5,
        "gemini_2_5_flash": 4.2,
        "deepseek_v3_2": 4.5,
        "glm_4_7": 4.5,
        "qwen3_5_flash": 4.5,
        "mistral_small_creative": 3.8
      },
      "n_models": 7,
      "n_sessions": 7,
      "tier": "Tier 1 (excellent)"
    },
    {
      "seed": "adv_genre_shift_08",
      "spread": 0.5,
      "cv": 0.0348,
      "eta_sq": 1.0,
      "omega_sq": 1.0,
      "grand_mean": 4.2714,
      "best_model": "claude_sonnet_4_5",
      "best_score": 4.6,
      "worst_model": "mistral_small_creative",
      "worst_score": 4.1,
      "scores": {
        "claude_sonnet_4_5": 4.6,
        "gpt_4_1": 4.3,
        "gemini_2_5_flash": 4.2,
        "deepseek_v3_2": 4.3,
        "glm_4_7": 4.2,
        "qwen3_5_flash": 4.2,
        "mistral_small_creative": 4.1
      },
      "n_models": 7,
      "n_sessions": 7,
      "tier": "Tier 2 (good)"
    },
    {
      "seed": "adv_subtle_ooc_06",
      "spread": 0.5,
      "cv": 0.0385,
      "eta_sq": 1.0,
      "omega_sq": 1.0,
      "grand_mean": 4.3571,
      "best_model": "claude_sonnet_4_5",
      "best_score": 4.7,
      "worst_model": "gemini_2_5_flash",
      "worst_score": 4.2,
      "scores": {
        "claude_sonnet_4_5": 4.7,
        "gpt_4_1": 4.5,
        "gemini_2_5_flash": 4.2,
        "deepseek_v3_2": 4.3,
        "glm_4_7": 4.2,
        "qwen3_5_flash": 4.3,
        "mistral_small_creative": 4.3
      },
      "n_models": 7,
      "n_sessions": 7,
      "tier": "Tier 2 (good)"
    },
    {
      "seed": "adv_contradictory_lore_02",
      "spread": 0.4,
      "cv": 0.0277,
      "eta_sq": 1.0,
      "omega_sq": 1.0,
      "grand_mean": 4.2571,
      "best_model": "deepseek_v3_2",
      "best_score": 4.5,
      "worst_model": "gemini_2_5_flash",
      "worst_score": 4.1,
      "scores": {
        "claude_sonnet_4_5": 4.2,
        "gpt_4_1": 4.3,
        "gemini_2_5_flash": 4.1,
        "deepseek_v3_2": 4.5,
        "glm_4_7": 4.2,
        "qwen3_5_flash": 4.2,
        "mistral_small_creative": 4.3
      },
      "n_models": 7,
      "n_sessions": 7,
      "tier": "Tier 2 (good)"
    },
    {
      "seed": "adv_impossible_physics_04",
      "spread": 0.4,
      "cv": 0.0262,
      "eta_sq": 1.0,
      "omega_sq": 1.0,
      "grand_mean": 4.4286,
      "best_model": "glm_4_7",
      "best_score": 4.6,
      "worst_model": "gpt_4_1",
      "worst_score": 4.2,
      "scores": {
        "claude_sonnet_4_5": 4.5,
        "gpt_4_1": 4.2,
        "gemini_2_5_flash": 4.4,
        "deepseek_v3_2": 4.5,
        "glm_4_7": 4.6,
        "qwen3_5_flash": 4.4,
        "mistral_small_creative": 4.4
      },
      "n_models": 7,
      "n_sessions": 7,
      "tier": "Tier 2 (good)"
    },
    {
      "seed": "adv_agency_bait_01",
      "spread": 0.3,
      "cv": 0.0241,
      "eta_sq": 1.0,
      "omega_sq": 1.0,
      "grand_mean": 4.2714,
      "best_model": "claude_sonnet_4_5",
      "best_score": 4.5,
      "worst_model": "deepseek_v3_2",
      "worst_score": 4.2,
      "scores": {
        "claude_sonnet_4_5": 4.5,
        "gpt_4_1": 4.3,
        "gemini_2_5_flash": 4.3,
        "deepseek_v3_2": 4.2,
        "glm_4_7": 4.2,
        "qwen3_5_flash": 4.2,
        "mistral_small_creative": 4.2
      },
      "n_models": 7,
      "n_sessions": 7,
      "tier": "Tier 3 (moderate)"
    },
    {
      "seed": "adv_time_pressure_05",
      "spread": 0.3,
      "cv": 0.0241,
      "eta_sq": 1.0,
      "omega_sq": 1.0,
      "grand_mean": 4.3571,
      "best_model": "glm_4_7",
      "best_score": 4.6,
      "worst_model": "claude_sonnet_4_5",
      "worst_score": 4.3,
      "scores": {
        "claude_sonnet_4_5": 4.3,
        "gpt_4_1": 4.3,
        "gemini_2_5_flash": 4.3,
        "deepseek_v3_2": 4.4,
        "glm_4_7": 4.6,
        "qwen3_5_flash": 4.3,
        "mistral_small_creative": 4.3
      },
      "n_models": 7,
      "n_sessions": 7,
      "tier": "Tier 3 (moderate)"
    },
    {
      "seed": "adv_passive_user_03",
      "spread": 0.2,
      "cv": 0.0168,
      "eta_sq": 1.0,
      "omega_sq": 1.0,
      "grand_mean": 4.1714,
      "best_model": "gpt_4_1",
      "best_score": 4.3,
      "worst_model": "glm_4_7",
      "worst_score": 4.1,
      "scores": {
        "claude_sonnet_4_5": 4.2,
        "gpt_4_1": 4.3,
        "gemini_2_5_flash": 4.2,
        "deepseek_v3_2": 4.2,
        "glm_4_7": 4.1,
        "qwen3_5_flash": 4.1,
        "mistral_small_creative": 4.1
      },
      "n_models": 7,
      "n_sessions": 7,
      "tier": "Tier 3 (moderate)"
    }
  ]
}