Measurement Uncertainty

Physics Measurements Questionnaire

The Physics Measurement Questionnaire (PMQ) is a survey that measures student reasoning about measurement uncertainty at the intro physics level. It was developed over a decade ago by Prof. Saalih Allie et al. at the University of Cape Town, ZA. The survey concerns an experiment in which a ball rolls down a ramp and then flies through the air in free-fall before landing some horizontal distance away from where it started.

SPRUCE for Researchers

We are currently developing a new research-based assessment instrument called the Survey of Physics Reasoning on Uncertainty Concepts in Experiments (SPRUCE). We are doing this in partnership with Prof. Rachel Henderson and Prof. Marcos D. Caballero at Michigan State University (see here). SPRUCE will measure student learning connected to measurement uncertainty at the intro undergraduate level in the context of experimental physics.   

Physics Measurements Questionnaire

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Measurement Uncertainty

Measurement uncertainty is a common learning goal in physics lab courses, especially at the introductory level. It acts as a fundamental aspect of many important laboratory skills, including designing and making measurements, analyzing and visualizing data, and experimental modeling.