The measurement of personal optimism by bipolar items for avoiding inhomogeneity resulting from different item-wordings

2011 ◽  
Author(s):  
Karl Schweizer
Keyword(s):  
2021 ◽  
Author(s):  
Dominik Andreas Moser ◽  
Mihai Dricu ◽  
Raviteja Kotikalapudi ◽  
Gaelle Eve Doucet ◽  
Tatjana Aue

Author(s):  
Tatjana Aue ◽  
Mihai Dricu ◽  
Dominik A. Moser ◽  
Boris Mayer ◽  
Stephanie Bührer

AbstractIndividuals are more optimistic about their own future than a comparable person’s future (personal optimism bias). In addition, they show overoptimism toward people or social groups they identify with compared with those they do not identify with (social optimism bias). However, commonalities and differences between personal and social forms of optimism bias remain to be addressed. Data from an experiment on anticipated performances in soccer (including 160 participants), revealed (a) comparable magnitudes of personal and social optimism biases, and (b) only partial overlap between personal and social optimism biases. We further found the magnitude of the biases to depend on (c) prior experience in the investigated area. Social optimism bias, however, did not correlate with (d) the extent to which the participants identified with a social in-group. In addition, we demonstrate that (e) despite the availability of objective feedback, both personal and social optimism biases are hard to overcome. Our data further suggest (f) the existence of qualitatively different social optimism biases; biases that can possibly be distinguished by their degree of automaticity or the adoption of a more affective vs. utilitarian stance. Consequently, the present research reveals that the phenomenon of social optimism bias needs further refinement to adequately address its specific sub-components.


2008 ◽  
Vol 24 (1) ◽  
pp. 49-56 ◽  
Author(s):  
Wolfgang A. Rauch ◽  
Karl Schweizer ◽  
Helfried Moosbrugger

Abstract. In this study the psychometric properties of the Personal Optimism scale of the POSO-E questionnaire ( Schweizer & Koch, 2001 ) for the assessment of dispositional optimism are evaluated by applying Samejima's (1969) graded response model, a parametric item response theory (IRT) model for polytomous data. Model fit is extensively evaluated via fit checks on the lower-order margins of the contingency table of observed and expected responses and visual checks of fit plots comparing observed and expected category response functions. The model proves appropriate for the data; a small amount of misfit is interpreted in terms of previous research using other measures for optimism. Item parameters and information functions show that optimism can be measured accurately, especially at moderately low to middle levels of the latent trait scale, and particularly by the negatively worded items.


2000 ◽  
Vol 86 (3) ◽  
pp. 895-898 ◽  
Author(s):  
Karl Schweizer

The predictability of the evaluation of preparing for an oral examination by means of self-concept and self-esteem as well as optimism and self-efficacy was investigated in a sample of 49 university students. Self-concept was measured by Frankfurter Selbstkonzeptskalen, self-esteem by the 16PF-O scale, personal optimism, social optimism, and self-efficacy by Fragebogen für Personalen Optimismus und Sozialen Optimismus—Erweitert, and the evaluation of the preparation by a self-report sheet. Data were collected 5 wk. before the examination. The self-report sheet was given again one week before the examination. Significant correlations of self-report scores with self-concept scores as well as 16PF-O scores representing past experiences were found for the first assessment. The correlations with personal optimism scores and self-efficacy scores representing expectations were also significant for the second assessment.


PLoS ONE ◽  
2020 ◽  
Vol 15 (12) ◽  
pp. e0244631
Author(s):  
Daniel B. Cohen ◽  
Morgan Luck ◽  
Atousa Hormozaki ◽  
Lauren L. Saling

Social distancing measures have been implemented in many countries to limit the spread of COVID-19. Emerging literature reveals that fear of acquiring COVID-19 has detrimental psychological ramifications. However, it seems likely that social distancing will have a further negative impact on well-being. The focus of this study was therefore to investigate whether changes in behaviour as a result of social distancing would predict changes in well-being. Participants (n = 95) rated their level of well-being as it was both during social distancing and retrospectively one month before beginning social distancing. Participants also indicated how much time they spent engaged in various activities both during social distancing and one month before social distancing and nominated how important each of these activities was for them. These measures employed scales created specifically for the present study. In addition, participants completed the Big Five Inventory–2 Extra-Short Form and the nine-item version of the Personal Optimism and Self-Efficacy Optimism Scale. We found that affectivity–both positive and negative–decreased with increased engagement in meaningful activities and that affectivity increased with increased activity in general. While both sorts of activity appear to improve some aspects of well-being, it appears that meaningful activity regulates psychological homeostasis while busyness in general does not.


2013 ◽  
Vol 15 (2) ◽  
pp. 455-474 ◽  
Author(s):  
Vesna Gavrilov-Jerković ◽  
Veljko Jovanović ◽  
Dragan Žuljević ◽  
Dragana Brdarić

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