Search for tag: "measurements"

18 Media

02:59:58 Session 3 Video Fruit Ripening & Ethylene… Session 3 Video Fruit Ripening & Ethylene Management	Session 3 Video Fruit Ripening & Ethylene Management The recording continues during the group phone and break portion (1:20 to 1:39) but picks up again after ~15 minutes. ethylene fruit temperature quality ripening air question lot tomatoes degrees storage bit harvest color humidity measurements temperatures questions poll sensors From Elizabeth Mitcham on April 20th, 2021 0 likes 4 plays 0
01:51:56 04.07.21 - ECI 247L 04.07.21 - ECI 247L	04.07.21 - ECI 247L things wave flow folder thing questions command waves measurements air lots igor kind graph end lot pressure folders range analysis From Christopher Cappa on April 7th, 2021 0 likes 3 plays 0
05:20 PLS100BL Lab 2 Plant Cell Expansion Experimental… PLS100BL Lab 2 Plant Cell Expansion Experimental Demo 2	PLS100BL Lab 2 Plant Cell Expansion Experimental Demo 2 Demo on how to use an osmometer for Lab 2 PLS100BL by Pedro Bello pls100bl plant sciences lab demo pbello osmometer osmotic potential water potential solution machine sample 94th press solutions minute liters liquids measurements potential water guys samples average reps rap wrap folks microliters From Barbara Blanco-Ulate on January 21st, 2021 0 likes 12 plays 0
09:59 VEN123L Video 8.2 - Control Charts VEN123L Video 8.2 - Control Charts	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… control limits warning points limit deviations average chart measurements point sample sugar things charts deviation analysis thing liter milligrams times From Thi Nguyen on November 14th, 2020 0 likes 119 plays 0
11:35 SSC107_2020_17_L3_Column_Process_Draftaudio_onhold SSC107_2020_17_L3_Column_Process_Draftaudio_onhold	SSC107_2020_17_L3_Column_Process_Draftaudio_onhold column water bit tubes columns manometers soil flow height measurements tanks tensiometers ends levels tank rates heights level volume mix From Majdi Abou Najm on October 19th, 2020 0 likes 34 plays 0
05:19 VEN123L Video 4.4 - Paired t-test VEN123L Video 4.4 - Paired t-test	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… test sample differences difference methods tests measurements samples method times points module size interval error precision hypothesis reps datasets teak From Thi Nguyen on October 15th, 2020 0 likes 66 plays 0
05:04 202 Saturating and Draining Media 202 Saturating and Draining Media	202 Saturating and Draining Media Saturating and draining our media with measurements of our container volume. water capacity media height container bottom centimeters holes cylinder meter method edge volume scale attack hour step measurements spots variation From Grant Johnson on October 13th, 2020 0 likes 6 plays 0
45:39 FST117_L1_Introduction to sensory evaluation and… FST117_L1_Introduction to sensory evaluation and sensory data	FST117_L1_Introduction to sensory evaluation and sensory data analysis evaluation subjects difference dataset attributes variability measurements table techniques panel flavor consumers methods human science food sample profile hedonic liking From Julien Delarue on October 3rd, 2020 0 likes 109 plays 0
08:39 VEN123L Video 2.5 - When Things Go Wrong -… VEN123L Video 2.5 - When Things Go Wrong - Outliers and Repeatability	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… difference sample measurements repeatability deviation outlier variance limit sr statistic test precision things differences factor values deviations duplicate method distribution From Thi Nguyen on September 28th, 2020 0 likes 89 plays 0
10:39 VEN123L Video 2.4 - When Things Go Wrong -… VEN123L Video 2.4 - When Things Go Wrong - Systematic Error	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… error difference sample test hypothesis risk alpha confidence testing distribution directionality calc measurements tests chance probability function tikrit size calculation From Thi Nguyen on September 28th, 2020 0 likes 96 plays 0
10:29 VEN123L Video 1.6 - Describing Data - Uncertainty VEN123L Video 1.6 - Describing Data - Uncertainty	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… confidence limit error sample population interval certainty uncertainty measurements definition pipette limits times sense size intervals range precision mils competence From Thi Nguyen on September 27th, 2020 0 likes 91 plays 0
10:06 VEN123L Video 1.5 - Describing Data - Precision… VEN123L Video 1.5 - Describing Data - Precision and Accuracy	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… error precision deviation liter milligrams method average sample values reproducibility measurement measurements function measure accuracy errors cart deviations dispersion analyst From Thi Nguyen on September 27th, 2020 0 likes 93 plays 0
07:32 VEN123L Video 1.4 - Some Fundamentals VEN123L Video 1.4 - Some Fundamentals	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… sample population measurements distribution sugar statistics samples experiment volumes auto vineyard pipettes definition uncertainty measure thing values concentration things trials From Thi Nguyen on September 27th, 2020 0 likes 84 plays 0
03:19 VEN123L Video 2.3 - Hydrometry VEN123L Video 2.3 - Hydrometry	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 hydrometer sample density ethanol water sugar fermentation wine temperature measurements error scale bottom glass juice reading refractometer statistics From Thi Nguyen on August 31st, 2020 0 likes 110 plays 0
05:45 VEN123L Video 1.3 - Pipette Evaluation: Using a… VEN123L Video 1.3 - Pipette Evaluation: Using a Balance	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… balance mass pipettes volume water mil precision accuracy balances density boat milligrams performance measurements temperature pipette pan shield bubble lab From Thi Nguyen on August 29th, 2020 0 likes 73 plays 0
46:34 VEN290 Effect of heat waves and irrigation… VEN290 Effect of heat waves and irrigation practices on grapevine physiology and berry chemistry by Martina Galeano (April 28 2020)	VEN290 Effect of heat waves and irrigation practices on grapevine physiology and berry chemistry by Martina Galeano (April 28 2020) student seminar viticulture and enology climate change heat wave grape physiology treatment differences heat treatments irrigation 3x anthocyanins water 2x baseline temperatures wave temperature base measurements wine variation season metabolites harvest From Dario Cantu on April 28th, 2020 0 likes 186 plays 0