郑仕欣

郑仕欣

Postdoc Associate, Department of Mathematics

STAT 400 / DATA 400 — Applied Probability and Statistics I

University of Maryland · Fall 2026

Lectures
TuTh 2:00–3:15 pm (TBD)
Discussion
TBD
Sections
TBD
Office hours
TBD · 2303 Kirwan Hall
Teaching assistants
TBD
Text
Lecture notes by J. F. Fernandes and M. D. Gunatilleka; reference text Devore, Probability and Statistics for Engineering and the Sciences, 9th ed.
Coursework
Assignments, grades and announcements live on ELMS.

Lecture notes, complete volume (109 pp.)

Schedule

Tentative and subject to change. Exam and homework dates are confirmed in the syllabus on ELMS, which takes precedence over this page.

WeekDateLectureHomework & quiz
1 Aug 31 – Sep 6 Tue Sep 1 1 Introduction: Five Questions Devore Ch. 1 (overview) notes no homework
Thu Sep 3 2 Basic Set Theory, Experiments and Events Devore 2.1 notes
2 Sep 7 – Sep 13 Tue Sep 8 3 Classical Probability, Counting and Combinatorics Devore 2.2–2.3 notes HW1 posted Sep 11 · due Sep 18 Quiz 1 · in discussion
Thu Sep 10 4 Geometric Probability and the Modern Definition Devore 2.1–2.2 notes
3 Sep 14 – Sep 20 Tue Sep 15 5 Conditional Probability and Independence Devore 2.4 notes HW2 posted Sep 18 · due Sep 25 Quiz 2 · in discussion
Thu Sep 17 6 Independent Trials, Total Probability, Bayes' Theorem Devore 2.4–2.5 notes
4 Sep 21 – Sep 27 Tue Sep 22 7 Bayes in Practice; Random Variables Devore 2.4–3.1 notes HW3 posted Sep 25 · due Oct 2 Quiz 3 · in discussion
Thu Sep 24 8 Distributions of Random Variables: pmf and cdf Devore 3.1–3.2 notes
5 Sep 28 – Oct 4 Tue Sep 29 9 Expected Value of a Discrete Random Variable Devore 3.3 notes HW4 posted Oct 2 · due Oct 9 Quiz 4 · in discussion
Thu Oct 1 10 Variance; Binomial, Geometric and Hypergeometric Devore 3.3–3.5 notes
6 Oct 5 – Oct 11 Tue Oct 6 11 Review for Midterm 1 Devore Ch. 2–3.5 notes no homework
Thu Oct 8 Midterm 1
7 Oct 12 – Oct 18 Tue Oct 13 Fall Break — no class HW5 posted Oct 16 · due Oct 23 Quiz 5 · in discussion
Thu Oct 15 12 Negative Binomial, Poisson, and the Poisson Process Devore 3.5–3.6 notes
8 Oct 19 – Oct 25 Tue Oct 20 13 Continuous Random Variables: pdf, cdf, Percentiles Devore 4.1–4.2 notes HW6 posted Oct 23 · due Oct 30 Quiz 6 · in discussion
Thu Oct 22 14 The Normal Distribution Devore 4.3 notes
9 Oct 26 – Nov 1 Tue Oct 27 15 Transformations; the Exponential and Gamma Distributions Devore 4.4 notes HW7 posted Oct 30 · due Nov 6 Quiz 7 · in discussion
Thu Oct 29 16 Chi-Square, Weibull, Lognormal, Beta Devore 4.4–4.5 notes
10 Nov 2 – Nov 8 Tue Nov 3 17 Review for Midterm 2 Devore Ch. 3.5–4.5 notes no homework
Thu Nov 5 Midterm 2
11 Nov 9 – Nov 15 Tue Nov 10 18 Joint Distributions, Marginals, Conditionals Devore 5.1–5.2 notes HW8 posted Nov 13 · due Nov 20 Quiz 8 · in discussion
Thu Nov 12 19 Expected Values, Covariance and Correlation Devore 5.2 notes
12 Nov 16 – Nov 22 Tue Nov 17 20 Samples, Statistics, and Sampling Distributions Devore 5.3 notes HW9 posted Nov 20 · due Nov 24 Quiz 9 · in discussion
Thu Nov 19 21 Simulation and the Central Limit Theorem Devore 5.4–5.5 notes
13 Nov 23 – Nov 29 Tue Nov 24 22 Linear Combinations; Point Estimation and Bias Devore 5.5, 6.1 notes no homework
Thu Nov 26 Thanksgiving — no class
14 Nov 30 – Dec 6 Tue Dec 1 23 Minimum Variance Estimators; Method of Moments Devore 6.1–6.2 notes HW10 posted Dec 4 · due Dec 11 Quiz 10 · in discussion
Thu Dec 3 24 Maximum Likelihood Estimation Devore 6.2 notes
15 Dec 7 – Dec 13 Tue Dec 8 25 Properties of MLEs; Confidence Intervals Devore 6.2, 7.1 notes no homework
Thu Dec 10 26 Review for the Final Exam Devore Ch. 2–6 notes
16 Dec 14 – Dec 20 Mon Dec 14 Final Exam · date set by the Registrar no homework

Classes August 31 – December 11, 2026. Final exam period 2026-12-14 – 2026-12-21.