Search for tag: "measurements"

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 4.4 - Paired t-test

When would we use a paired t-test? How does it work? What are the similarities between a paired t-test and a one sample t-test for systematic error? Copyright Thi Nguyen Do not distribute without…

From  Thi Nguyen on October 15th, 2020 0 likes 64 plays 0  

202 Saturating and Draining Media

Saturating and draining our media with measurements of our container volume.

From  Grant Johnson on October 13th, 2020 0 likes 4 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 2.4 - When Things Go Wrong - Systematic Error

How much error is too much error? What is hypothesis testing and how do we use it to answer questions? How do we perform a one sample t-test? Copyright Thi Nguyen Do not distribute without…

From  Thi Nguyen on September 28th, 2020 0 likes 90 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  

VEN123L Video 1.5 - Describing Data - Precision and Accuracy

How can we report our results in a meaningful way? How do we convey how close measurements are to one another, or how close they are to an expected value? Copyright Thi Nguyen Do not distribute…

From  Thi Nguyen on September 27th, 2020 0 likes 91 plays 0  

VEN123L Video 1.4 - Some Fundamentals

Why do we perform measurements? What's the difference between a population, sample, and test sample? What are replicates? Why even bother with statistics? Copyright Thi Nguyen Do not distribute…

From  Thi Nguyen on September 27th, 2020 0 likes 81 plays 0  

VEN123L Video 2.3 - Hydrometry

How do hydrometers work? How do we use hydrometers? What can they be used for? Copyright Thi Nguyen Do not distribute without permission thinguy@ucdavis.edu

From  Thi Nguyen on August 31st, 2020 0 likes 72 plays 0  

VEN123L Video 1.3 - Pipette Evaluation: Using a Balance

How do we know our pipettes are dispensing the volume they should be dispensing? How do we use a balance? What does measuring mass have to do with measuring volume? Copyright Thi Nguyen Do not…

From  Thi Nguyen on August 29th, 2020 0 likes 71 plays 0  

BIS180L Lecture 4 R Intro

BIS180L Lecture 4. Brief introduction to R and RStudio.

From  Julin Maloof on April 13th, 2020 0 likes 55 plays 0