Results 31 to 40 of about 30,908 (262)

Testing Measurement and Factor Structure Invariance of the Physical Activity and Leisure Motivation Scale for Youth Across Gender

open access: yesFrontiers in Psychology, 2018
Measurement equivalence is often assumed across comparison groups, a pervasive problem related to many self-report instruments. Measurement equivalence, also known as measurement invariance, implies that a measure has the same meaning across different ...
Yee Cheng Kueh   +4 more
doaj   +1 more source

Investigation of Measurement Invariance of Science Motivation and Self-Efficacy Model: PISA 2015 Turkey Sample

open access: yesInternational Journal of Assessment Tools in Education, 2020
Measurement invariance analyses are carried out in order to find evidence for the structural validity of the measurement tools used in the field of educational sciences and psychology. The purpose of this research is to examine the measurement invariance
Kübra Atalay Kabasakal   +1 more
doaj   +1 more source

Measure-Invariant Sets

open access: yesThe Annals of Probability, 1973
Let $\mu$ be a probability measure on $(\mathscr{R}, \mathscr{B})$, where $\mathscr{R}$ is the real line and $\mathscr{B}$ the family of Borel sets on $\mathscr{R}$. A measurable set `$A$' is called $\mu$-invariant if $\mu(A + \theta) = \mu(A) \mathbf{\forall} \theta, -\infty < \theta < \infty$.
Blum, Julius R., Pathak, Pramod K.
openaire   +3 more sources

Vitali’s theorem for invariant measures [PDF]

open access: yesTransactions of the American Mathematical Society, 1961
Csn, lim.,0 XkSn=0, and XkUU,/XkSn_oa. (Xk denotes Lebesgue measure in the space X = Rk. The number a is called a parameter of regularity at x.) The invariance under translation of the set-function Xk suggests the point of view adopted in the present generalization of Vitali's theorem.
Comfort, W. W., Gordon, Hugh
openaire   +2 more sources

The Measurement Invariance of Schizotypy in Europe [PDF]

open access: yesEuropean Psychiatry, 2015
AbstractThe short version of the Oxford-Liverpool Inventory of Feelings and Experiences (sO-LIFE) is a widely used measure assessing schizotypy. There is limited information, however, on how sO-LIFE scores compare across different countries. The main goal of the present study is to test the measurement invariance of the sO-LIFE scores in a large sample
Fonseca-Pedrero E   +7 more
openaire   +7 more sources

Relating Measurement Invariance, Cross-Level Invariance, and Multilevel Reliability

open access: yesFrontiers in Psychology, 2017
Data often have a nested, multilevel structure, for example when data are collected from children in classrooms. This kind of data complicate the evaluation of reliability and measurement invariance, because several properties can be evaluated at both ...
Suzanne Jak, Terrence D. Jorgensen
doaj   +1 more source

On Relatively Invariant Measures [PDF]

open access: yesCanadian Journal of Mathematics, 1960
In this note we will discuss the question of the measurability of the multiplier function of a relatively invariant measure on a group. That is, for a group G, σ-ring S, and a measure μ defined on the sets of S, we assume: E in S, x in G implies xE is in S and μ(XE) = σ(x)μ(E) and study the measurability of the function σ(x).The problem was discussed ...
openaire   +1 more source

Investigation of the Measurment Invairance of the Social Media Addiction Scale

open access: yesInternational Journal of Contemporary Educational Research, 2023
This study aims to examine the measurement invariance of the Social Media Addiction Scale (SMAS) in terms of gender, time spent on social media accounts, and the number of social media accounts.
Mehtap Aktaş   +2 more
doaj   +1 more source

Bayesian invariant measurements of generalization [PDF]

open access: yesNeural Processing Letters, 1995
The problem of evaluating different learning rules and other statistical estimators is analysed. A new general theory of statistical inference is developed by combining Bayesian decision theory with information geometry. It is coherent and invariant. For each sample a unique ideal estimate exists and is given by an average over the posterior.
Huaiyu Zhu 0001, Richard Rohwer
openaire   +1 more source

Three phosphatase families form a community: The phosphohydrolases that act upon inositol pyrophosphates

open access: yesFEBS Letters, EarlyView.
Inositol pyrophosphates are energy‐rich signaling molecules that perform critical functions in cells. Three different families of phosphatases hydrolyze the β phosphate of the inositol pyrophosphate molecules: two have narrow specificities and one is promiscuous.
Ronda J. Rolfes
wiley   +1 more source

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