Site Index


AboutA brief overview of our company
Commercial ProductsProject examples in non-regulated commercial arena
ContactEssential contact information
Electrical Engineering OverviewSnapshot of electrical engineering expertise
HomePRGA launch page
Logistics IndustryProject examples in transportation industry
Mechanical Engineering OverviewSnapshot of mechanical engineering expertise
Medical Device ExperienceProject examples in medical device industry
Software Engineering OverviewSnapshot of software engineering expertise
System Engineering and ConsultingOverview of system engineering experience
Wireless ExperienceProject examples of wireless expertise

Engineering 101


Accuracy versus PrecisionReview of accuracy versus precision
Accuracy, Trueness, and PrecisionReview of ISO 5725-1 definitions
Common ConversionsAbbreviated table of common conversion factors
Repeatability and ReproducabilityReview of repeatability and reproducability issues
Rules for RoundingReview of rules for rounding numeric values
Significant FiguresReview of significant digits with examples
Uncertainty in AccuracyReview of computational certainty