Search for tag: "limit"

VEN123L Video 9.1 - Limits of Detection and Quantification

What's the lowest concentration that a method or instrument can detect, and what's the lowest it can measure? What's the difference? How do we determine the limits of detection and…

From  Thi Nguyen on November 20th, 2020 0 likes 73 plays 0  

VEN123L Video 8.2 - Control Charts

What is a control chart? What are the components of a control chart and how do you make one? How is it used to determine whether things are going wrong over time? Copyright Thi Nguyen Do not…

From  Thi Nguyen on November 14th, 2020 0 likes 116 plays 0  

VEN123L Video 6.3 - Spike Recovery and One-Tailed t-tests - Copper Fining

How is spike recovery used to evaluate the accuracy of an analytical method? How are one-tailed t-tests used to compare an experimental treatment versus a control? Can we use copper fining as an…

From  Thi Nguyen on November 1st, 2020 0 likes 67 plays 0  

VEN123L Video 2.5 - When Things Go Wrong - Outliers and Repeatability

What are some other ways to know when things go wrong? How can we tell if a datapoint doesn't belong in our sample? How can we trust our data when we don't have the time and resources to…

From  Thi Nguyen on September 28th, 2020 0 likes 85 plays 0  

VEN123L Video 1.6 - Describing Data - Uncertainty

How sure are we of our measurements? Are they true, correct, or both? How can we convey our level of confidence in our measurements? Copyright Thi Nguyen Do not distribute without permission…

From  Thi Nguyen on September 27th, 2020 0 likes 88 plays 0