1.Identifying Repeat Viewers of TV Episodes among Subscribers
2.Enhancing Google's Performance: Strategies for Improvement
3.Maximizing Business Potential
4.Unlocking the Benefits of Assigning Leads to Sales Team
5.A Study of Camera Versions on Amazon: Modeling Feature Importance and Addressing Imbalanced Data
6.General Questions
7.Coin Tossing
8.Data manipulation with joins, sorting, and loops
9.Counting Duplicate IDs.
10.High-Population Cities with Greater Customer Demand
11.Data Collection and Model Design for Machine Learning Promotion
12.Measuring Value and Improving User Experience on a Three-Page Website with Whiteboard Problem Solving.
13.Merge and Remove Duplicates from Arrays
14.Array
15.Calculate mean of probability distribution
16.Detection methods
17.Regression
18.Probability
19.LeetCode 14
20.LeetCode 1143
21.Tile Movement on a One-Dimensional Board
22.Validate 2D Grid with Sequences
23.Find the Earliest and Latest Logs for Each User
1. Identifying Repeat Viewers of TV Episodes among Subscribers
Find subscribers who have watched the same episode of any show more than once.
2. Enhancing Google's Performance: Strategies for Improvement
3. Maximizing Business Potential
business zoom interview
1) 如何improve indeed product
2）indeed和Linkedin如何竞争
3）如何选success metrics
4. Unlocking the Benefits of Assigning Leads to Sales Team
What is the incremental value from assigning a lead to the sales team?bonus question: Investigate the data however you like and discuss any interesting insights
5. A Study of Camera Versions on Amazon: Modeling Feature Importance and Addressing Imbalanced Data
有个cases tudy，amazon上两个Ul version的camera，哪个更好，如何用模型解决？有什么feature？oversampling and undersampling怎么办？feature importance是怎么计算的？给了两个图train和testaccuracv分别的走势，问是什么原因造成？
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