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Related Concept Videos

Random and Systematic Errors01:20

Random and Systematic Errors

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Scientists always try their best to record measurements with the utmost accuracy and precision. However, sometimes errors do occur. These errors can be random or systematic. Random errors are observed due to the inconsistency or fluctuation in the measurement process, or variations in the quantity itself that is being measured. Such errors fluctuate from being greater than or less than the true value in repeated measurements. Consider a scientist measuring the length of an earthworm using a...
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Random Error01:04

Random Error

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Random or indeterminate errors originate from various uncontrollable variables, such as variations in environmental conditions, instrument imperfections, or the inherent variability of the phenomena being measured. Usually, these errors cannot be predicted, estimated, or characterized because their direction and magnitude often vary in magnitude and direction even during consecutive measurements. As a result, they are difficult to eliminate. However, the aggregate effect of these errors can be...
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Systematic Error: Methodological and Sampling Errors01:15

Systematic Error: Methodological and Sampling Errors

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In the case of systematic errors, the sources can be identified, and the errors can be subsequently minimized by addressing these sources. According to the source, systematic errors can be divided into sampling, instrumental, methodological, and personal errors.
Sampling errors originate from improper sampling methods or the wrong sample population. These errors can be minimized by refining the sampling strategy. Defective instruments or faulty calibrations are the sources of instrumental...
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Propagation of Uncertainty from Systematic Error01:10

Propagation of Uncertainty from Systematic Error

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The atomic mass of an element varies due to the relative ratio of its isotopes. A sample's relative proportion of oxygen isotopes influences its average atomic mass. For instance, if we were to measure the atomic mass of oxygen from a sample, the mass would be a weighted average of the isotopic masses of oxygen in that sample. Since a single sample is not likely to perfectly reflect the true atomic mass of oxygen for all the molecules of oxygen on Earth, the mass we obtain from this...
1.4K
Propagation of Uncertainty from Random Error00:59

Propagation of Uncertainty from Random Error

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An experiment often consists of more than a single step. In this case, measurements at each step give rise to uncertainty. Because the measurements occur in successive steps, the uncertainty in one step necessarily contributes to that in the subsequent step. As we perform statistical analysis on these types of experiments, we must learn to account for the propagation of uncertainty from one step to the next. The propagation of uncertainty depends on the type of arithmetic operation performed on...
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Bioequivalence Experimental Study Designs: Completely Randomized and Randomized Block Designs01:20

Bioequivalence Experimental Study Designs: Completely Randomized and Randomized Block Designs

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Body:Bioequivalence experimental study designs are crucial methodologies used in evaluating and comparing the bioavailability of different drug products. These designs are categorized into various types: completely randomized, randomized block, repeated measures, cross and carry-over, and Latin square designs.Completely randomized designs involve randomly allocating treatments to all subjects participating in the experiment. This allocation is achieved by assigning unique random numbers to...
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Related Experiment Video

Updated: Jan 28, 2026

Light-sheet Fluorescence Microscopy for the Study of the Murine Heart
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Light-sheet Fluorescence Microscopy for the Study of the Murine Heart

Published on: September 15, 2018

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Corrigendum: Bessel Beam Illumination Reduces Random and Systematic Errors in Quantitative Functional Studies Using

M Caroline Müllenbroich1,2, Lapo Turrini2, Ludovico Silvestri1,2

  • 1National Institute of Optics, National Research Council, Sesto Fiorentino, Italy.

Frontiers in Cellular Neuroscience
|March 12, 2019
PubMed
Summary
This summary is machine-generated.

This study corrects a previous article DOI. The corrected DOI is 10.3389/fncel.2018.00315.

Keywords:
Bessel beamsflickering artifactsfunctional imaginglight-sheet microscopyprinciple component analysisspontaneous activitystripingzebrafish

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Area of Science:

  • Neuroscience
  • Cellular Biology

Background:

  • A previous publication contained an incorrect article DOI.
  • Accurate citation is crucial for scientific integrity and discoverability.

Purpose of the Study:

  • To provide the correct article DOI for a previously published study.
  • To ensure proper referencing and access to the research.

Main Methods:

  • A correction notice is issued.
  • The correct DOI is identified and stated.

Main Results:

  • The article DOI has been corrected.
  • The correct DOI is 10.3389/fncel.2018.00315.

Conclusions:

  • The correction ensures accurate citation of the research.
  • Researchers can now access and cite the article correctly using the updated DOI.