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VEN123L Video 6.2 - Evaluating Linearity - Residual Plots

Might R-squared values be a bit misleading? How should we evaluate the linearity of calibration curves? How do we create residual plots and use them to check for linearity? Copyright Thi Nguyen Do…

From  Thi Nguyen on November 1st, 2020 0 likes 90 plays 0  

MHI 289I, Fall 2020, Lecture #4

This is a recording of the fourth lecture, made by Zoom.

From  Matt Bishop on October 13th, 2020 0 likes 20 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 86 plays 0  

VEN123L Video 5.3 - Free Alpha-Amino Nitrogen - Analysis

How do we prepare juice samples for the analysis of free alpha-amino nitrogen? How do we perform dilutions? How do we deal with sample background noise during spectrophotometric analysis? How do we…

From  Thi Nguyen on September 2nd, 2020 0 likes 89 plays 0  

VEN123L Video 5.2 - Free Alpha-Amino Nitrogen - Calibration

What is calibration? How do we prepare standards for external calibration and how do we make a calibration curve? How do we give the spectrophotometer a baseline, to measure just what we're…

From  Thi Nguyen on August 31st, 2020 0 likes 92 plays 0