一、数据分析师为什么要用excel?
![](https://img.haomeiwen.com/i16925607/c04c143a050fffa8.png)
二、新手学习数据分析工具路径:
![](https://img.haomeiwen.com/i16925607/4f89dcf41c97fc04.png)
三、excel该怎么学习呢?
1.培养好的数据表格习惯
2.主动性搜索
3.多练习
四、excel常见的函数
![](https://img.haomeiwen.com/i16925607/0adcc45c62020e80.png)
文本清洗类:
❓1.字符串的概念:
![](https://img.haomeiwen.com/i16925607/3a159ebde09bb8ef.png)
![](https://img.haomeiwen.com/i16925607/59667f0d6195e967.png)
![](https://img.haomeiwen.com/i16925607/6d75a21ab480a3cb.png)
2.常见的文本清洗函数
![](https://img.haomeiwen.com/i16925607/3beb4f724f388759.png)
关联匹配类:
![](https://img.haomeiwen.com/i16925607/5d5b7d4d38d9f730.png)
match:精确匹配数值位置
index:选定行和列
Index和match联合使用:可以圈定某数值对应的列是什么,是更精确查找的概念
row:纵列排序返回;适用于随机抽样
column:横列的排序
offset:偏移
hyperlink:超链接
逻辑运算类:
![](https://img.haomeiwen.com/i16925607/90143d7f07cabefa.png)
![](https://img.haomeiwen.com/i16925607/334bed55bc60f987.png)
用于条件判断。
计算统计类:
![](https://img.haomeiwen.com/i16925607/e4cbc064fa1995f3.png)
业务常用的:
countif
sumif
时间序列类:
![](https://img.haomeiwen.com/i16925607/afcefe531f2b793e.png)
excel的常见技巧
1.快捷键
![](https://img.haomeiwen.com/i16925607/63fde15f7abff6bb.png)
2.透视、分列、数据条、替换、平均值、
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