您如何选择指标、KPI 和成功标准？

Question

您如何选择指标、KPI 和成功标准？

Accepted Answer

**Metrics** 量化正在发生的事情；**KPIs**（关键性能指标）是最能反映相对目标的成功的少数指标。良好地选择它们意味着在构建*之前*定义成功是什么样的——这样您就能真正判断工作是否有回报。

## 从目标开始

```text
1. What outcome are we trying to achieve?
2. What metric would MOVE if we succeeded?
3. What's the current baseline and a realistic target?
4. How and when will we measure it?
```

如果您无法说出会改变的指标，则说明您尚未清楚地定义成功。

## 好指标 vs. 虚荣指标

```text
VANITY (looks good, means little):  total signups, page views, raw downloads
ACTIONABLE (drives decisions):       activation rate, retention, conversion
```

偏向于与真实价值相关联且您可以采取行动的指标。只会上升且不改变任何决策的数字就是虚荣指标。

## 平衡您的指标

```text
✓ Pair a primary metric with a COUNTER-METRIC (guardrail)
  e.g. "increase signups" guarded by "keep activation stable"
→ prevents gaming one number at the expense of overall health
```

## 一个具体例子

目标：改进入门流程。虚荣指标是