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Could you tell us your top 3 strengths and how they align with eToro?

What is the difference between bagging and boosting? What is the bias of bagging? And its variance? What is the bias of boosting? And its variance?

From your past experience, what has been the most challenging task?

What is k-means clustering? Does it find a global optimum? Implement k-means clustering, with inputs an N*D matrix and outputs k N_i*D matrices.

How would you describe yourself and why do you think that you should be hired by eToro?

How can you make multi-dimensional data comprehensible through visualization?

What would you do if your coworker never showed up for a scheduled meeting on time?

How do you distinguish yourself from others?

If you were building an unsupervised learning model to identify outliers in a dataset with a mix of behavioral variables and contextual attributes that needed normalization, what would be your method? Furthermore, what evaluation metrics and visualizations would you use to evaluate the model's performance?

If metrics suggest low user engagement in the lead-up to a new product launch, what steps would you recommend to the product team?