Data analysis business core

The process of establishing the index system

Operation diagram of indicator system

Polaris indicators

Polaris indicators （North Star Metric）, Also known as the first key indicator （One Metric That Matters）, It refers to products in process
The current stage and business / Absolute core indicators related to strategy , Once established, it shines in the air like a Polaris , Guide the team to the same
Move forward in two directions （ Improve this indicator ）.

Common problems of data indicators

The caliber problem we encountered , Generally speaking, there are ：
1） Different indicators with the same name , Or the same indicator with different names ; For example, conversion rate is the most confusing indicator . Because the conversion rate
It refers to behavior A To behavior B Conversion rate of , So when we use conversion , Best use “A-B Conversion rate ” Such a name . If
Only use the name of conversion , It's easy to confuse ;
2） The calculation formula of the same index is different . For example, Zhou Baocun , Some companies use ： Users retained this week / Active users last week * 100%;
Some companies use ： Users retained this week / Active users on the first day of the week * 100%; Some companies use ： The first 7 Daily users /
The first 0 Active users on the base day * 100%;
3） The calculation involves different index ranges . For example, gross profit , Some companies use gross profit = Total selling price - Total cost of goods ; Some men
Gross profit of the company = Total selling price - Total cost of goods - Labor costs - Returned goods ……; This part is generally rough calculation and accurate calculation
It's caused by the difference between ;
4） The calculation involves different time ranges . The most common is the weekly report reported by different groups every week . Some groups' weekly reports range from Monday to week
Japan ; Some groups' weekly reports range from last Saturday to this Friday ;
5） The calculation involves different subject ranges . For example, the definition of active users , Some define active users as ： start-up APP Even active use
Household ; Some definitions produce exposure / Reading data is an active user .