Statistical
What is the required sample size to decrease the margin of error from 3 to 0.3, given your current sample size?
Was asked at
Practice this question with AI
Go Premium
More interviews, more skills, more success.
Practice More Questions
Community Answers
2 answers from the community
Unlock Community Insights
Share your approach to this question and unlock all community answers with detailed insights
Give & Take
Unlock Community Insights
Share your approach to this question and unlock all community answers with detailed insights
Give & Take
Master Data Science Interviews
Proven frameworks that actually work
The frameworks completely changed my game. I went from stumbling through case studies to structuring perfect answers every time.
— Michael R., Data Scientist at Fortune 100
Proven frameworks for analytics, ML, and A/B testing
See what makes answers "adequate" vs "great"
Real case analysis from actual interviews
Master storytelling and executive presence
1 interview answer published by candidate; last submission on Nov 30 2024, 7:32pm GMT.Interview question asked to Data Scientists interviewing at Envoy, Shopify, Palantir Technologies and others: What is the required sample size to decrease the margin of error from 3 to 0.3, given your current sample size?. Last reported: Dec 20 2024, 1:28am GMT.