David A. Horner
North Central College, 30 N. Brainard St., Naperville, IL 60540
Office: 201 Kroehler Science Center
Office phone: (630) 637-5192
FAX: (630) 637-5180
Winter Office Hours
MWF 4:00 - 5:00 p.m.
T 10:00 a.m. - 12:00 p.m.
other times by appointment
My office hours vary slightly from week to week. Check the weekly calendar on my office door for precise times.
CHM/PHY 340: Thermodynamics
CHM 341: Kinetics, Quantum Theory, and Spectroscopy
PHY 105: Physics of Music
PHY 141: Physics I
PHY 142: Physics II
PHY 143: Physics III
PHY 151: Introduction to Special Relativity
PHY 244: Physics IV
PHY 245: Physics V: Quantum Physics
PHY 251: Solid State Physics
PHY 450: Advanced Laboratory
SCI 210: Landmark Discoveries in Natural Science
Computational Materials Science
Significant Figures Tutorial
Excel Tutorials & Examples
Getting Started with Excel
Graphing with Excel (includes information about trendlines and error bars)
How to do a Linear Regression with Excel (Excel's regression tool gives you the uncertainties on the slope & y-intercept)
Weighted Least Squares example (the proper way to do a linear regression when the uncertainties on the y values are not all the same)
Solver example (Solver is useful for doing nonlinear regressions)
MacroBundle Robert de Levie's free collection of ready-to-use Excel macros. Very useful for laboratory data analysis. A description of each macro as well as instructions for installing Macrobundle in Excel may be found at the beginning of the document.
Excel file with Macrobundle installed
Mathcad Tutorials & Examples (right-click and save file to your desktop, then open it with Mathcad)
Mathcad is installed on computers in Kroehler Science Center
Mathcad tutorial by S. Young & T. J. Zielinski, revised by D. A. Horner ( includes an introduction to error propagation)
Solving a System of Equations
The content and opinions expressed on this page belong to David Horner and are not endorsed by North Central College.
North Central College accepts no responsibility for the contents of these pages.