Exam 01 Review

MATH 2025 — Dr. Eric Friedlander

Oct 11, 2025

Exam 01

• In-class, 75 minutes
• Non-programmable calculator permitted; one sheet of handwritten notes.
• No other aids (notes, textbooks, computers, phones)
• Show work when requested; clearly label answers

Content: Weeks 1–5

• Exploratory data analysis (EDA)
• Fitting and interpreting simple linear regression (SLR)
• Regression equations and interpretation (slope/intercept)
• Simulation-based inference (randomization test for slope)
• Mathematical models for inference (t-based CIs/tests)

• Prediction vs. confidence intervals
• Model conditions and residual diagnostics
• Model evaluation and assumptions in context

Format

• Four sections
  • Multiple choice (concepts, interpretation)
  • Short answer (concise reasoning, set up calculations)
  • True/False with justification (1–2 sentences)
  • Evaluate a response (diagnose a student’s statement)
• Emphasis on interpretation and understanding
• You will not write code; you may be asked to interpret provided output

Practice

📋 Exam 1 Practice: ae-09-exam01-handwritten