IB Mathematics Applications & Interpretation Topic AHL 4.14—linear Transformation of a Single RV, E(X) and VAR(X), Unbiased Estimators (HL) covers syllabus content. Use these notes, questionbank, videos, flashcards, and lessons to review the topic, practise exam questions, and move between notes, videos, flashcards, and lessons where available.
Practice
What this topic covers
Question Type 1: Finding the expected value or variance of a transformed variable given some information on its summary statistics
Question Type 2: Finding the expected value or variance of a transformed linear combination of multiple variables given some information on their joint summary statistics
Question Type 3: Estimating the mean and variance using unbiased estimators
Question Type 4: Working with parameters in determining unbiased estimators