PTS2 Study Portal

Exam analysis, topic ranking, study map, exam strategy

Joint pmf/pdf, marginals, support identification

Conditional distributions, factorisation, covariance

Integration over triangular/curved regions

CDF method, Jacobian, support transformation

Min/max CDFs, k-th order derivation from scratch

Chi-squared, t, F distributions from standard normals

Method of Moments, Maximum Likelihood Estimation

z-interval, t-interval, proportion CI, pivot method

Two-sample z-CI, F-ratio variance interval

6-step protocol, z/t/p-value tests, Type I/II errors

Power function, increasing power, sample size

Two-sample z-test, pooled proportion, non-zero Delta