STAT 340
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Probability and Inference 2
Course Description
Transformations of random variables; sampling distributions; Central Limit Theorem; frequentist inference (estimation, intervals, hypothesis tests); Bayesian inference (estimation, intervals); simulation.
When Taught
Fall; Winter.
Min
3
Fixed/Max
3
Fixed
3
Fixed
0
Recommended
Stat 123 and Stat 124
Title
Transformations
Learning Outcome
Determine the distribution of transformations of random variables (including χ², t, and F) to make the lineage of familiar tools explicit and to practice extending what we know to new problems.
Title
Sampling Distributions
Learning Outcome
Explore the sampling distributions for sample means and totals from common families.
Title
Convergence
Learning Outcome
Apply convergence in probability and distribution to prove the Law of Large Numbers and participate in proving the Central Limit Theorems for means and proportions, building confidence with abstraction.
Title
Sufficiency
Learning Outcome
Find sufficient statistics in one-parameter models using the factorization theorem in order to justify responsible data reduction.
Title
Point Estimation
Learning Outcome
Derive method-of-moments, maximum-likelihood, and Bayesian estimators to show that familiar estimators rest on principled foundations.
Title
Interval Estimation
Learning Outcome
Construct confidence intervals via pivots and Bayesian credible intervals to communicate uncertainty honestly so stakeholders can make informed decisions.
Title
Hypothesis Testing
Learning Outcome
Apply the Neyman–Pearson lemma to find most-powerful tests for problems involving simple hypotheses.
Title
Evaluation
Learning Outcome
Assess estimators by bias, variance, and MSE; practice acknowledging trade-offs.
Title
Simulation
Learning Outcome
Examine sampling distributions and evaluate estimators using simulation to make uncertainty visible, sharpen intuition, and introduce another way to approach problem solving.
Title
Critical Thinking
Learning Outcome
Strengthen problem-solving and reasoning, building confidence to tackle unfamiliar problems and act responsibly under uncertainty.
Title
Collaborative Problem Solving
Learning Outcome
Solve problems in teams by listening well, giving and receiving help, and practicing mutual respect and accountability.
Title
Ethical Gen-AI Stewardship
Learning Outcome
Engage generative-AI tools as study partners by crafting purposeful prompts, verifying and citing AI contributions, and discerning when to rely on human reasoning---recognizing that AI is neither divine nor human and cannot love, covenant, or receive revelation.