Dr. Mehta's Hospitals Data Analyst Intern Interview Questions and Answers

2 leetcode easy questions were asked

Data science case study

Q1. Why would you join us
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Basic Aptitude questions

Q1. SQL Python Basic Commands and coding
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Q1. Random forest splitting mechanisms details
Ans. 
Random forest uses decision trees to split data into subsets based on feature importance.
• Random forest builds multiple decision trees and selects the best split based on feature importance.

• Each decision tree splits data into subsets based on a randomly selected subset of features.

• The best split is determined by minimizing impurity or maximizing information gain.

• Random forest can handle missing values and outliers.

• Rando...read more
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Q2. ResNet architecture and skip connection related questions
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Q1. OCR related bounding box detection from image
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Q2. Deep learning based questions and details
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Q1. Salary discussion, current salary and expected
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Q2. About Optum, why you want to join
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Q1. SQL,Aptitude Questions
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Q2. Logical Questions,case studies
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Q1. Basics of regression, bias variance
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Q1. Fundamentals of ML, classical ML
Ans. 
Fundamentals of classical machine learning
• Classical machine learning involves algorithms that learn from data and make predictions or decisions.

• Common algorithms include linear regression, decision trees, support vector machines, and k-nearest neighbors.

• Key concepts include training data, testing data, model evaluation, and hyperparameter tuning.

• Classical ML is often used for tasks like classification, regression, clus
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Q1. Research paper discussion
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Q1. Tableau Top 100 Question
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Q1. Tableau and SQL related questions.
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Q1. Salary Discussion and how early u can join that kind of question.
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