IB Mathematics Analysis and Approaches Topic AHL 4.14—properties of Discrete and Continuous Random Variables (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.
Question Type 1: Finding the standard deviation of grouped data with frequency table
Question Type 2: Finding the standard deviation of a discrete random variable
Question Type 3: Finding the probability for a given PDF
Question Type 4: Finding the median for a given PDF
Question Type 5: Finding the mode for a given PDF
Question Type 6: Finding the expected value for a given continuous distribution and PDF
Question Type 7: Finding the variance for a given continuous distribution and PDF
Question Type 8: For given values of either summary statistic, finding another corresponding value using properties