Module 11
What this module is for
Both; this should be one of EQ’s strongest modules. Interview patterns include random sums, mixtures, updating distributions and choosing a useful conditioning variable.
Lesson 11.1 · Core
Conditional PMFs, PDFs and truncation
Depth: Interview mastery
QT/QR relevance: Both; revising a full distribution after information
Open Premium LessonLesson 11.2 · Core
Conditional expectation as a random variable
Depth: Interview mastery
QT/QR relevance: Both; prediction and hierarchical reasoning
Open Premium LessonLesson 11.3 · Core · QR Extension
Conditional variance and total variance
Depth: Interview mastery; extension at researcher depth
QT/QR relevance: Both; decomposing uncertainty
Open Premium LessonLesson 11.4 · Core
Mixtures and elementary Bayesian probability models
Depth: Working proficiency
QT/QR relevance: Especially QR; uncertainty about probabilities and rates
Open Premium LessonLesson 11.5 · Core
Random sums and compound distributions
Depth: Interview mastery
QT/QR relevance: Both; aggregate outcomes with random activity
Open Premium LessonLesson 11.6 · Research Depth
Conditional expectation as the best squared-error predictor
Depth: Advanced / quant researcher depth — Extension
QT/QR relevance: Especially QR; foundations of regression and forecasting
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