data science interview questions and answers

Investigating a Dip in Key Metrics | Data Science Product Case Interview Question A Framework to Unraveling the Causes and Ace the Data Science Business Case Interview

Investigating a Dip in Key Metrics | Data Science Product Case Interview Question

In data science interviews, encountering a dip in a key metric is a common scenario that can test your problem-solving skills. Today, we’re going to explore a systematic framework that will empower you to investigate and understand the underlying causes behind such dips in critical metrics. So tighten your seatbelts as we embark on a …

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Top 12 Statistical Concepts Data Science Interview Questions Statistical concept definition and Python simulation code

Top 12 Statistical Concepts Data Science Interview Questions

Statistical concepts are commonly asked in data science and machine learning interviews. In this tutorial, we’ll delve into the top 12 interview questions related to these concepts and provide guidance on how to effectively answer them. The Python code for simulating the statistical concepts will also be provided where is applicable. Resources for this post: …

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Top 20 AB Test Interview Questions and Answers Hypothesis testing metric selection, sample size calculation, and common pitfalls

Top 20 AB Test Interview Questions and Answers

A/B testing has become an indispensable tool for businesses seeking to optimize their user experience and conversion rates. Whether you’re an aspiring analyst preparing for your next interview or a seasoned professional looking to brush up on your knowledge, this comprehensive guide on A/B test interview questions and answers is for you. You’ll be well-equipped …

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What is a p-value? | Data Science Interview Questions and Answers

What is a p-value? | Data Science Interview Questions and Answers

Welcome to GrabNGoInfo! What is a p-value is one of the most commonly asked questions in a data science interview. In this tutorial, you will learn: Resources for this post: Let’s get started! General Strategies Firstly, let’s talk about the general strategy for answering a definition type of interview question. How to explain p-value to …

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How to detect outliers | Data Science Interview Questions and Answers

How to detect outliers | Data Science Interview Questions and Answers

Welcome to GrabNGoInfo! In this tutorial, we will talk about how to answer the data science interview question about outlier detection. The tutorial covers the general strategies of answering the question, and provides example questions and answers. Resources for this post: Strategies The strategy for the outlier detection question is divide and conquer. We divide …

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