Microsoft Statistics & Math Interview Questions
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3 Questions 1 Company
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Microsoft
Medium
Data ScientistCompute sample size and analyze A/B results
A/B Test: Sample Size, Sequential Correction, and Post-Experiment Analysis Context You are planning a two-arm A/B test with a binary (Bernoulli) conve...
Statistics & Math
0
0
Oct 13, 2025
Microsoft
Medium
Data ScientistTest classifier difference with McNemar's test
Paired Comparison of Two Classifiers via McNemar's Test You evaluated two classifiers on the same 10,000 labeled examples and summarized the paired ou...
Statistics & Math
0
0
Oct 13, 2025
Microsoft
Easy
Data ScientistCompute P(Bag B | red) via Bayes
Bayes' Rule: Posterior Probability of the Chosen Bag Setup - There are three bags containing red (r) and green (g) balls: - Bag A: 4 r, 6 g (10 tota...
Statistics & Math
0
0
Oct 13, 2025