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A股收益率分布/统计特征分析。当用户说"收益率分布"、"distribution"、"正态检验"、"偏度"、"峰度"、"收益率统计"时触发。量化分析收益率分布特征。支持formal和brief风格。
Passed 10 of 16 test cases with the skill, and 9 of 16 without it.
and 3 more in the full report
4 fixed11 passed either way7 still failing2 broke
Tokens, turns and time describe resource use, not a dollar price.
One of 4 test cases the skill fixed. Same model, same prompt, with and without the skill.
需要调取紫金矿业（601899.SH）自2023年1月1日至今的日频K线数据进行收益率提取，在底层数据获取阶段应使用什么脚本及指令参数？
| Checked | Without skill | With skill |
|---|---|---|
| Invokes cn_stock_data.py with the kline subcommand. | Missed | Passed |
| Specifies --freq daily and --code 601899.SH parameters for data retrieval. | Missed | Passed |
The instructions your model reads when the skill loads.
SCRIPTS="$SKILLS_ROOT/cn-stock-data/scripts"
python "$SCRIPTS/cn_stock_data.py" kline --code [CODE] --freq daily --start [日期]
python "$SCRIPTS/cn_stock_data.py" quote --code [CODE]
python "$SCRIPTS/cn_stock_data.py" finance --code [CODE]
均值/中位数/标准差/偏度/峰度/最大值/最小值
拟合t分布/GED分布/混合正态，比较拟合优度
| 维度 | formal | brief |
|---|---|---|
| 统计量 | 完整描述性统计 | 偏度/峰度 |
| 正态检验 | 多种检验结果 | 是否正态 |
| 分布拟合 | 最佳拟合分布 | 分布类型 |
| 默认风格：brief。 |
# 调用 skill
result = run_skill({
"param1": "value1",
test cases passed, vs 9 / 16 without
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