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I applied via Recruitment Consulltant and was interviewed in Jul 2022. There were 4 interview rounds.
Python and R have various data science packages for data analysis, visualization, and machine learning.
Python packages: NumPy, Pandas, Matplotlib, Seaborn, Scikit-learn, TensorFlow, Keras
R packages: dplyr, ggplot2, tidyr, caret, randomForest, glmnet
Python is more popular for machine learning while R is preferred for statistical analysis
Both languages have packages for data cleaning, manipulation, and visualization
Packa...
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I applied via Company Website and was interviewed before Mar 2023. There was 1 interview round.
I applied via Approached by Company and was interviewed in Dec 2024. There were 2 interview rounds.
I applied via Job Portal and was interviewed in Jul 2024. There were 2 interview rounds.
Easy with some MAT questions and behavioural questions
I applied via Company Website and was interviewed before Mar 2023. There was 1 interview round.
I applied via Approached by Company and was interviewed before Apr 2022. There were 4 interview rounds.
As a Data Scientist, I have faced challenges in data cleaning, model selection, and communication.
Data cleaning: Dealing with missing values, outliers, and inconsistent data required careful preprocessing techniques.
Model selection: Choosing the right algorithm and fine-tuning hyperparameters to achieve optimal performance.
Communication: Effectively conveying complex technical concepts to non-technical stakeholders.
Exa...
Quantitative and reasoning
based on 1 interview
Interview experience
based on 2 reviews
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