Statistics Preliminary Exam Syllabus
Suggested Texts
Corcoran, The Simple and Infinite Joy of Mathematical Statistics, 1st edition
Casella and Berger, Statistical Inference, 2nd edition
Ross, A First Course in Probability, 9th edition
Hogg, McKean and Craig, Introduction to Mathematical Statistics, 8th edition
Syllabus
Probability Theory core material:
Probability:
Probability axioms, independence, counting, permutations and combinations
Random variables, cumulative distribution functions, probability mass functions, probability density functions, joint distributions, expectation, variance
Bernoulli, binomial, geometric, Poisson, uniform, normal, gamma, beta and exponential distributions, multivariate normal
Conditional probability, conditional distributions, conditional expectation, conditional variance
Limit theorems:
Modes of convergence (distribution, probability, almost sure, pth mean)
Weak and strong law of large numbers
Central limit theorems
Slutsky鈥檚 theorem, delta method
Mathematical Statistics core material:
Basics
Taylor expansion and multivariate Taylor expansions
Transformations of random variables
Multivariate transformations
Order statistics, minima and maxima
Moment generating functions, characteristic functions
Exponential families
Estimation
Bias, mean squared error, absolute error
Method of moments
Maximum likelihood, asymptotic properties, invariance
Cramer-Rao lower bound
Asymptotic efficiency
Uniformly minimum variance unbiased estimators
Sufficiency, completeness, Basu鈥檚 theorem, Pitman-Koopman lemma
Rao-Blackwell theorem
Lehmann-Scheffe theorem
Confidence intervals
Hypothesis testing, size, power, p-values
Uniformly most powerful tests
Likelihood ratio tests
M-estimators, robust methods
EM algorithm applied to mixture models
Bayesian statistics: priors, posteriors
Applications to linear regression