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Companies: Amazon Difficulty: Easy Frequency:  Medium Question What are some common methods of clustering? How to measure the results of clustering? Answer Taken from Clustering. Methods of clustering: Hierarchical clustering: Agglomerative (bottom-up):…

Companies: Microsoft Difficulty: Easy Frequency:  Medium Question Suppose we have a 1 million-size binary class test dataset. There are 1000 negative examples and rest are positive, the test accuracy of a binary…

Companies: Amazon, Microsoft, Google Difficulty: Easy Frequency:  High Question Can you explain the Random Forest algorithm? Answer Taken from Random Forest. Decision trees makes predictions based on binary splits of the data,…