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Error Theory (2 PDH)

Crash Course in Error Theory and Measurement Analysis (2 PDH)

This is over a two hour class that breaks down Measurement Analysis, also known as Error Theory, into a simplified form that any layperson should be able to understand. Jeremy Evans is a genius on this topic and has the ability to simplify complex matters. This class dives into the measurement terminology, sources of error, how to identify & resolve error sources, and weighted adjustments. Multiple problems are also resolved and discussed.

A pdf handout that is referenced throughout the class is included.


Your Instructor


Jeremy Evans, PLS
Jeremy Evans, PLS

Jeremy Evans has 41 years of professional land surveying experience specializing in boundary determinations, right of way engineering and surveying, GPS and conventional control surveys, topographic surveying, and high definition 3D laser scanning (LiDAR). As the Corporate Technical Survey Director for Psomas, Jeremy is responsible for developing and monitoring all technical aspects and quality assurance/quality control for surveying and mapping projects including freeway and highway routes, railroad and light rail projects, pipeline and transmission line projects, and boundary surveys for public and private agencies. He also manages technical teams that are responsible for developing and implementing new technologies and improving production and quality assurance procedures for Psomas.

Over and above his responsibilities at Psomas, Jeremy teaches land-surveyor exam review workshops for the California Land Surveyors Association (CLSA). He was involved in a video land surveyor training course prepared by Caltrans, and is a past editor of the California Surveyor, the official publication of CLSA.

Class Curriculum


  Error Theory
Available in days
days after you enroll

Frequently Asked Questions


When does the class start and finish?
The class starts now and never ends! It is a completely self-paced online course - you decide when you start and when you finish.
How long do I have access to the class?
After enrolling, you have unlimited access to this class for 12 months - across any and all devices.
What if I am unhappy with the class?
We would never want you to be unhappy! If you are unsatisfied with your purchase, contact us in the first 30 days and we will give you a full refund.
What platforms can I listen to the class on?
You can listen on any device that has internet access. There are two platform options - web browser and the iOS Teachable App in the Apple Store.
What are my payment options?
Credit card or PayPal.
How do I get started?
Simply select the class or course bundle, make you payment, and create your teachable account. From there you can log on from any device and have access to your class lectures and PDF material.
What is included in the class?
A comprehensive lecture on the respective topic, and material to follow along with. There are sample problems that are also included!
Can I download the lecture?
You are able to stream the lectures from any device, but they are not downloadable. The PDF material included is downloadable.

This course is not open for enrollment.