Jove
Visualize
Contact Us

Related Concept Videos

Numerical Calculations01:24

Numerical Calculations

590
In engineering applications, the representation of the numerical value is critical. Presenting or reporting the answer is one of the essential parts of engineering practices. Numerical calculations are performed using handheld calculators or computers since numerically accurate answers are always preferred.
The solution to a problem is obtained using different methods. While manually solving algebraic symbols is one of the most common methods, the graphical method is often preferred. Computers...
590
Routh-Hurwitz Criterion II01:19

Routh-Hurwitz Criterion II

462
In the application of the Routh-Hurwitz criterion, two specific scenarios can arise that complicate stability analysis.
The first scenario occurs when a singular zero appears in the first column of the Routh table. This situation creates a division by zero issues. To resolve this, a small positive or negative number, denoted as epsilon (∈), is substituted for the zero. The stability analysis proceeds by assuming a sign for ∈. If ∈ is positive, any sign change in the first...
462
How Data are Classified: Numerical Data00:59

How Data are Classified: Numerical Data

32.6K
Data that are countable or measurable in specific units are called numerical or quantitative data. Quantitative data are always numbers. Quantitative data are the result of counting or measuring the attributes of a population. Amount of money, pulse rate, weight, number of people living in a town, and number of students who opt for statistics are examples of quantitative data.
Quantitative data may be either discrete or continuous. All quantitative data that take on only specific numerical...
32.6K
Significant Figures in Calculations00:58

Significant Figures in Calculations

14.8K
Uncertainty in measurements can be avoided by reporting the results of a calculation with the correct number of significant figures. This can be determined by the following rules for rounding numbers:
14.8K
Rules for Significant Figures01:44

Rules for Significant Figures

24.7K
In any measurement, the precision of the measuring tool is an essential factor. An ordinary ruler, for example, can measure length to the closest millimeter; a caliper, on the other hand, can measure length to the nearest 0.01 mm. As a result, the caliper is a more precise measurement tool because it can measure extremely minute changes in length. The measurements will be more accurate if the measuring tool is more precise.
It should be emphasized that when we represent measured values, the...
24.7K
Uncertainty in Measurement: Significant Figures03:34

Uncertainty in Measurement: Significant Figures

76.2K
All the digits in a measurement, including the uncertain last digit, are called significant figures or significant digits. Note that zero may be a measured value; for example, if a scale that shows weight to the nearest pound reads “140,” then the 1 (hundreds), 4 (tens), and 0 (ones) are all significant (measured) values.
76.2K

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Critical Contextual Empiricism for Busy People: Scientific Argumentation as Epistemic Exchange.

Topoi : an international review of philosophy·2025
Same author

Conceptual obstacles to the existence of an innate sense of number in the brain.

Cerebral cortex (New York, N.Y. : 1991)·2025
Same author

Two Types of Refutation in Philosophical Argumentation.

Argumentation·2022
Same author

Public engagement and argumentation in science.

European journal for philosophy of science·2022
Same author

Who's Afraid of Adversariality? Conflict and Cooperation in Argumentation.

Topoi : an international review of philosophy·2021
Same journal

Shared intentionality and attachment theories in WILD and WEIRD contexts.

The Behavioral and brain sciences·2026
Same journal

Constructing an architecture for a decolonized developmental science.

The Behavioral and brain sciences·2026
Same journal

Go WILD, but mind the gap.

The Behavioral and brain sciences·2026
Same journal

WILDing the study of developmental trajectories in navigation and wayfinding: Progress and challenges.

The Behavioral and brain sciences·2026
Same journal

WILD kids, cutting-edge research. Enhancing diversity and reflexivity in psychology.

The Behavioral and brain sciences·2026
Same journal

Ethnographic methods can help psychology overcome its WEIRD problems.

The Behavioral and brain sciences·2026
See all related articles
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Video

Updated: Oct 10, 2025

Generating Strictly Controlled Stimuli for Figure Recognition Experiments
05:39

Generating Strictly Controlled Stimuli for Figure Recognition Experiments

Published on: March 18, 2019

5.3K

Numerosities are not ersatz numbers.

Catarina Dutilh Novaes1, César Frederico Dos Santos1,2

  • 1Department of Philosophy, Vrije Universiteit Amsterdam, De Boelelaan 1105, 1081 HV, Amsterdam, Netherlands. c.dutilhnovaes@vu.nlhttps://www.cdutilhnovaes.com.

The Behavioral and Brain Sciences
|December 15, 2021
PubMed
Summary
This summary is machine-generated.

Numerosity, the perception of quantity, is distinct from number, which measures it. This study clarifies that numerosity is the cognitive magnitude, while number is the scale used for measurement.

More Related Videos

Accurate Follicle Enumeration in Adult Mouse Ovaries
07:27

Accurate Follicle Enumeration in Adult Mouse Ovaries

Published on: October 16, 2020

8.9K
Multimedia Battery for Assessment of Cognitive and Basic Skills in Mathematics BM-PROMA
10:58

Multimedia Battery for Assessment of Cognitive and Basic Skills in Mathematics BM-PROMA

Published on: August 28, 2021

4.6K

Related Experiment Videos

Last Updated: Oct 10, 2025

Generating Strictly Controlled Stimuli for Figure Recognition Experiments
05:39

Generating Strictly Controlled Stimuli for Figure Recognition Experiments

Published on: March 18, 2019

5.3K
Accurate Follicle Enumeration in Adult Mouse Ovaries
07:27

Accurate Follicle Enumeration in Adult Mouse Ovaries

Published on: October 16, 2020

8.9K
Multimedia Battery for Assessment of Cognitive and Basic Skills in Mathematics BM-PROMA
10:58

Multimedia Battery for Assessment of Cognitive and Basic Skills in Mathematics BM-PROMA

Published on: August 28, 2021

4.6K

Area of Science:

  • Cognitive Science
  • Philosophy of Mathematics
  • Psychology

Background:

  • Existing definitions of numerosity, such as "ersatz number," overlook a key conceptualization.
  • Numerosity is often discussed without clearly distinguishing it from the mathematical concept of number.

Purpose of the Study:

  • To propose a clearer definition of numerosity.
  • To distinguish numerosity from number by defining numerosity as magnitude and number as a measurement scale.

Main Methods:

  • Conceptual analysis of numerosity and number.
  • Philosophical argumentation regarding mathematical cognition.

Main Results:

  • Numerosity is the cognitive counterpart to mathematical cardinality (magnitude).
  • Number serves as a scale to measure numerosity/cardinality.

Conclusions:

  • The distinction between numerosity as magnitude and number as a scale is crucial for understanding quantity representation.
  • This refined conceptualization offers a more robust framework for cognitive and mathematical research.