Lu Xia (Instructor) - Grade Details
(with breakdown by course)
Lu Xia - All Courses
Average Grade - 3.330
Median Grade - 4.0
Latest grades from Summer 2026
Lu Xia - Overview
| Course Number | Grade Info | Number of Students | Latest Grade Data | Breakdown | |
|---|---|---|---|---|---|
| STT 441 | Average Grade - 2.733 Median Grade - 3.0 |
45 | Summer 2026 | View ↗ | |
| STT 442 | Average Grade - 3.201 Median Grade - 3.5 |
163 | Fall 2025 | View ↗ | |
| STT 847 | Average Grade - 3.692 Median Grade - 4.0 |
13 | Spring 2024 | View ↗ | |
| STT 890 | Average Grade - 3.992 Median Grade - 4.0 |
65 | Spring 2026 | View ↗ |
STT 441 - Probability and Statistics I: Probability
Probability, conditional probability and independence. Random variables. Discrete, continuous, univariate, and multivariate distributions. Expectation and its properties, moment generating functions. Law of large numbers, central limit theorem.
Average Grade - 2.733
Median Grade - 3.0
Latest grades from Summer 2026
See detailed grade info for this course
STT 442 - Probability and Statistics II: Statistics
Parameter estimation, sampling distributions, confidence intervals, hypothesis testing, simple and multiple regression, analysis of variance. Time series models, data analysis and forecasting
Average Grade - 3.201
Median Grade - 3.5
Latest grades from Fall 2025
See detailed grade info for this course
STT 847 - Analysis of Survival Data
Analysis of lifetime data. Estimation of survival functions for parametric and nonparametric models. Censored data. The Cox proportional hazards model. Accelerated failure time models. Frailty models. Use of statistical software packages.
Average Grade - 3.692
Median Grade - 4.0
Latest grades from Spring 2024
See detailed grade info for this course
STT 890 - Statistical Problems
Individualized study on selected problems.
Average Grade - 3.992
Median Grade - 4.0
Latest grades from Spring 2026
See detailed grade info for this course