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. How do you calculate conditional probability from a two-way table?

    P(A given B) is the count of A-and-B divided by the count of B. You restrict attention to the rows or columns where B is true and compute the share there. P(A given B) is not the same as P(B given A).

    BeginnerQuick answer1 min read