scholarly journals Factor analysis of individual differences in the spectral sensitivities of transgenic and wild-type mice: expression of wild-type (M) and human (L) cone photopigments

2016 ◽  
Vol 16 (12) ◽  
pp. 1154
Author(s):  
David Peterzell ◽  
Michael Crognale
2007 ◽  
Vol 28 (4) ◽  
pp. 240-251 ◽  
Author(s):  
Lazar Stankov

Abstract. This paper presents the results of a study that employed measures of personality, social attitudes, values, and social norms that have been the focus of recent research in individual differences. These measures were given to a sample of participants (N = 1,255) who were enrolled at 25 US colleges and universities. Factor analysis of the correlation matrix produced four factors. Three of these factors corresponded to the domains of Personality/Amoral Social Attitudes, Values, and Social Norms; one factor, Conservatism, cut across the domains. Cognitive ability showed negative correlation with conservatism and amoral social attitudes. The study also examined gender and ethnic group differences on factor scores. The overall interpretation of the findings is consistent with the inside-out view of human social interactions.


2021 ◽  
Vol ahead-of-print (ahead-of-print) ◽  
Author(s):  
Naval Garg ◽  
B.K. Punia ◽  
Vanshikha Kakkar ◽  
Sarika Kumari

Purpose Most of the studies in the field of homesickness are confined to students; this study aims to explore the feeling of homesickness among working professionals. Also, it tends to examine individual differences in the experience of homesickness across employees of different gender, ages, experience, family type, etc. The study also aspires to compare homesickness among military and civil employees. Design/methodology/approach The study explores five dimensions of homesickness, namely, missing family, missing friend, rumination about home, feeling lonely and adjustment problems. The collected data is subjected to reliability, validity and confirmatory factor analysis. Further, t-test and analysis of variance are used to explore homesickness differences across soldiers and corporate employees. Findings The study reveals that homesickness is significantly higher for employees in the male, unmarried, nuclear family, above the age of 45 years, and below the graduation category. Also, defense people experience more homesickness than civilian employees. Originality/value This study is one of the pioneer studies that compare homesickness among defense and civilian employees. Also, variables such as type of family, the experience of employees and marital status have hardly been explored in the literature of homesickness.


2020 ◽  
Author(s):  
Nora Andermane ◽  
Jenny Bosten ◽  
Anil Seth ◽  
Jamie Ward

Prior knowledge has been shown to facilitate the incorporation of visual stimuli into awareness. We adopted an individual differences approach to explore whether a tendency to ‘see the expected’ is general or method-specific. We administered a binocular rivalry task and manipulated selective attention, as well as induced expectations via predictive context, self-generated imagery, expectancy cues, and perceptual priming. Most prior manipulations led to a facilitated awareness of the biased percept in binocular rivalry, whereas strong signal primes led to a suppressed awareness, i.e., adaptation. Correlations and factor analysis revealed that the facilitatory effect of priors on visual awareness is closely related to attentional control. We also investigated whether expectation-based biases predict perceptual abilities. Adaptation to strong primes predicted improved naturalistic change detection and the facilitatory effect of weak primes predicted the experience of perceptual anomalies. Taken together, our results indicate that the facilitatory effect of priors may be underpinned by an attentional mechanism but the tendency to ‘see the expected’ is method-specific.


2011 ◽  
Vol 28 (3) ◽  
pp. 279-296 ◽  
Author(s):  
Sandra Garrido ◽  
Emery Schubert

Why do People Seek out Music that Makes Them cry? This paradox is a complex one that appears to have no single answer. Rather, numerous factors appear to be interacting in the diverse responses of individuals to music. The present study tested the hypothesis that individual differences in dissociation, absorption, fantasy proneness, empathy, and rumination would be related to the enjoyment of negative emotion in music. Fifty-nine participants completed a survey pertaining to this question. Results revealed statistically significant positive relationships between enjoyment of evoked negative emotion in response to music with both absorption and the recently reported construct of 'music empathy,' Factor analysis and a regression model confirmed these results, and the approach suggests that further study of individual differences will continue to provide new insights into some of the subtleties of the enjoyment of negative emotions in music.


2012 ◽  
Vol 15 (5) ◽  
pp. 668-671 ◽  
Author(s):  
Livia Veselka ◽  
Julie Aitken Schermer ◽  
Caroline Just ◽  
Yoon-Mi Hur ◽  
J. Philippe Rushton ◽  
...  

The mothers of 603 pairs of 3- to 13-year-old twins in Korea completed the Emotionality, Activity, Sociability (EAS) Temperament Survey and the Strengths and Difficulties Questionnaire in reference to their twins. Principal factor analysis of the seven scales comprising these measures yielded a general factor on which all the scales had moderate to large loadings. Univariate behavioral genetic analyses showed that individual differences on this general factor could best be accounted for by additive genetic and non-shared environmental effects, with a heritability of 53%. The results strengthen the construct validity of the general factor of personality (GFP) by extracting this higher-order dimension from disparate measures, and have implications regarding social desirability criticisms applied to the GFP theory.


2007 ◽  
Vol 21 (4) ◽  
pp. 419-427 ◽  
Author(s):  
Christoph Randler ◽  
Juan Francisco Díaz‐Morales

Humans show pronounced individual differences in circadian orientation. Transcultural comparisons are interesting since biological (or environmental) factors together with cultural ones may contribute to differences in morningness–eveningness. We compared Spanish and German undergraduates using the Composite Scale of Morningness (CSM) to assess circadian preferences. Confirmatory and multiple groups confirmatory factor analysis were used to assess factor structure and structural invariance across countries. The results showed that a three‐factor model of morningness best characterises the CSM structure of both samples. Partial factorial invariance (factor loadings) across countries was demonstrated for the factors ‘morningness’ and ‘morning alertness’. Scores of both factors were higher in German students. Potential cultural and biological explanations for the differences are discussed. Copyright © 2007 John Wiley & Sons, Ltd.


Religions ◽  
2020 ◽  
Vol 11 (10) ◽  
pp. 507
Author(s):  
Olga Breskaya ◽  
Leslie J. Francis ◽  
Giuseppe Giordan

This article proposes, tests, and introduces the New Indices of the Functions of Religion (NIFoR) and explores their relevance for explaining individual differences in attitude toward religious freedom. The theory being tested is that openness to the principles of religious freedom is related to perceptions of the functions of religion in society. A review of extant literature on the functions of religion identified eleven conceptually distinct functions. These functions were operationalised by thirty items. Drawing on data provided by 1035 students in Northern Italy, factor analysis reduced these thirty items to seven latent functions of religion. Regression analysis employing these seven latent functions demonstrated that a more positive attitude toward religious freedom was associated with conceptualising religion as primarily concerned with offering meaning and moral guidance.


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