1.常见问题
2.what's the difference between union and outer join?
3.what's the difference between inner join and full outer join?
4.what's the advantage of the random forest model?
5.what's the confidence interval?
6.what's the difference between set and list? (python)
7.怎么evaluate modle好坏。
8.Pandas groupby
9.用户数据分析
10.合作BQ
11.average stream time
12.新建列
13.完整面试轮次题目
14.Streams data and follow ups
15.desktop total stream
16.stream data
17.p value解释
18.Pandas
19.plot insight
20.解释metric
21.基础问题
22.Evaluate ranking feature
23.How do you calculate significance from the data given? (t-test)
24.How do you run the t-test?
25.Can you tell me an algorithm behind the product?
26.Loop Integers
27.Targeting users for new artists
28.Rank artists based on their streams
29.DS项目介绍
30.SQL Query for Distinct Listeners per Artist
31.End-to-End ML System Design
32.Duplicate Song Identification
1. 常见问题
modeling questions,大都是concept based，类似于your fav dimension reduction method, how to evaluate whether a model is good or not, what's t-test, explain p-value. why data need to normally distributed?
2. what's the difference between union and outer join?
what's the difference between union and outer join?
3. what's the difference between inner join and full outer join?
what's the difference between inner join and full outer join?
4. what's the advantage of the random forest model?
what's the advantage of the random forest model?
5. what's the confidence interval?
what's the confidence interval?
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