Data Science & AI.
Statistics, data analysis, machine learning, and responsible artificial intelligence.
Build a solid foundation.
Turn information into insight. Start with the topics below, then test your understanding with deliberate practice.
Individual objective test. The objective test contains 100 questions in 50 minutes.
- 01Probability and Statistics Foundations15%
- 02Data Analysis and Statistics for AI15%
- 03Tools for Data and AI10%
- 04AI Basics10%
- 05Machine Learning10%
- 06Perception, Representation, and Reasoning10%
- 07Privacy and Ethics10%
- 08Data Literacy and Foundations20%
Which statistic is generally less sensitive to extreme outliers?
Reveal the answer
The median
The median depends on the middle position in ordered data. Extreme values can shift the mean and range substantially.
Explore concept explanations and examples →
Your preparation checklist
- Read the current event guidelines and identify the knowledge areas.
- Practice a small set of questions and review each explanation.
- Use flashcards to return to concepts you find difficult.
- Review your results and choose one area for the next session.