PhD monitor 2011: PhD candidates from Utrecht University speak
Het oordeel van promovendi van de Universiteit Utrecht over opleiding, begeleiding en onderzoeksfaciliteiten.
Islamic and homosexual in the Netherlands – a double mental burden?
According to the Minority Stress Model, immigrants have an increased risk of mental health problems compared with the general population. Homosexual feelings can form an additional minority stress factor next to ethnic minority status, given the social disapproval of homosexuality...
Personality Types in Adolescence: Change and stability and Links With Adjustment and Relationships: A Five-Wave Longitudinal Study
We examined change and stability of the 3 personality types identified by Block and Block (1980) and studied their links with adjustment and relationships. We used data from a 5-wave study of 923 early-to-middle and 390 middle-to-late adolescents, thereby covering...
Bullying and Victimization in Ethnically Diverse Schools: Risk and Protective Factors on the Individual and Class level
The present study concurrently analyzed risk and protective factors on the individual and the class level related to bullying and victimization in ethnically diverse schools. The sample derived from the pre-test data of a national intervention evaluation study in Austria...
The associations of humorous coping styles, affective states, job demands and job control with the frequency of upper respiratory tract infection
There is some evidence that job demands and job resources such as job control and humorous coping may contribute to the risk of upper respiratory tract infections (URTI).
The fate of PhD projects: Efficiency of social sciences subsidies
Eenderde van het Nederlandse promotieonderzoek wordt gefinancierd vanuit NWO. Het rendement hiervan is tot nu echter niet bekend. Rens van de Schoot, Hans Sonneveld en Ditte Lockhorst onderzochten de afloop van promotieprojecten bij de gedrags- en maatschappijwetenschappen.
Directly evaluating expectations or testing the null hypothesis? Null hypothesis testing versus Bayesian model selection
Researchers in psychology have specific expectations about their theories. These are called informative hypothesis because they contain information about reality. Note that these hypotheses are not necessarily the same as the traditional null and alternative hypothesis.
Testing informative hypotheses in SEM increases power: An illustration contrasting classical hypothesis testing with a parametric bootstrap approach
In the present paper, the application of a parametric bootstrap procedure, as described by van de Schoot, Hoijtink, and Deković (2010), will be applied to demonstrate that a direct test of an informative hypothesis offers more informative results compared to...
Directly evaluate expectations or testing the null hypothesis?
This article has been published in Dutch Mensen zijn er in soorten. Zo schijnen sommigen zich te kunnen ontspannen tijdens vakanties en ondervinden anderen juist stress vanwege de vele extra beslissingen die ze dan moeten nemen. Men zou, overdreven gesteld,...
Moving beyond traditional null hypothesis testing: evaluating expectations directly
This mini-review illustrates that testing the traditional null hypothesis is not always the appropriate strategy. Half in jest, we discuss Aristotle’s scientific investigations into the shape of the earth in the context of evaluating the traditional null hypothesis.
Evaluating expectations about negative emotional states of aggressive boys using Bayesian model selection
Researchers often have expectations about the research outcomes in regard to inequality constraints between, e.g., group means. Consider the example of researchers who investigated the effects of inducing a negative emotional state in aggressive boys.
Can at-risk young adolescents be popular and anti-social? Sociometric status groups, anti-social behavior, gender and ethnic background
This study aimed to extend the understanding of anti-social behaviour and its association with popularity and sociometric status in a sample of at-risk adolescents from diverse ethnic backgrounds (n = 1491, average age 14.7 years).