Interview Q&A / Data Science

INTERVIEW Q&A · 56 QUESTIONS

Data Science interview questions

Statistics, pandas, cleaning data and exploratory analysis for analyst and data science roles.

  1. What is skewness, and what does it tell you about the mean and median?

    Skewness measures how lopsided a distribution is. In a right-skewed distribution a long tail of large values pulls the mean above the median; in a left-skewed one the mean falls below the median.

    BeginnerQuick answer1 min read