440 resultados para Behavioural sciences


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The purpose of this research was to study the bilingual class students attitudes toward schoolwork, studying in English and their attitudes toward ethnic diversity. Bilingualism has been shown to promote a person s cultural knowledge and to increase one s cultural tolerance. Also, it has been proven that young people are among the most receptive toward ethnic diversity. Students in bilingual classes have often lived abroad, travelled extensively, or have had contacts with different cultures through their parents work. This thesis seeks to clarify whether bilingualism has an effect on lower and upper graders intercultural competence. Also, it seeks to determine what the students think about their English language skills and what their abilities are to tolerate cultural differences. The research was carried out in one of Espoo Finland schools grades 4 to 9 in December 2008. One hundred fourteen (114) students participated in the research. Students answered the questions on a form where they were asked to submit their background information and answer which language they prefer in studying the school subjects. Students were also asked to choose from 18 pictures with ethnically different persons, telling which ones could be their friends and which ones they wished not to meet, as well as stating the reasons why. Also, the students answered to Likert-scale questions concerning their English studies and interculturalism. The data has been processed with qualitative and quantitative methods. The results show that the study language is not significant. Most of the students experienced studying in a bilingual class as a positive thing, and thought highly about their English skills. The students positive attitudes toward ethnic diversity and intercultural sensitivity were present in their answers. Tolerance and intercultural competence was especially noticeable in the written explanations by the older students.

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Kansansivistystä legitimoiva ja ylläpitävä ajattelu oli kertomusta myyttisistä sankarirehtoreista, jota voisi kutsua myös suomalaisen kansansivistyksen suureksi kertomukseksi. Tutkimusongelmana oli, kuinka kansansivistyksen suuri kertomus rakentui sukupuolen näkökulmasta kansan, sivistyksen ja vapauden käsitteiden tulkinnoissa. Tavoitteena oli jäljittää kansansivistyksen kadonneita naisia. Aineisto koostui eri kirjoittajien 1800-luvun lopulla ja 1900-luvulla laatimista kulttuurihistoriallisista teksteistä, joita metodologisesti tulkittiin sukupuolisensitiivisesti tiheällä otteella. Kansalais- ja työväenopiston rehtorin työ vuonna 2005 muodostui osaksi kansansivistyksen suurta kertomusta. Empiirinen aineisto koostui valtakunnallisesta, sähköisesti toteutetusta rehtorikyselystä (N=79), jota analysoitiin diskursiivisella lähestymistavalla sukupuolisensitiivisesti. Tutkimusongelmat olivat: Miksi kansalais- ja työväenopiston rehtoriksi hakeudutaan? Kuinka sukupuoli tulee esiin rehtorin työssä? Millaista on rehtorin työn arki? Suomalainen kansansivistystraditio kategorisoi naisen yksityiseen ja miehen julkiseen. Kansalais- ja työväenopistoista muotoiltiin sukupuolittuneita kansansivistysinstituutioita, joiden maskuliinisen johtajuuden ympärille rakentui sankarirehtorimyytti. Naisten tulo opistojen johtajattariksi liittyi osaksi naisten yleistä ammatillista kehitystä. Sivistettävälle naiselle rakentui paikka 1900-luvun vaihteesta äitikansalaisten yleissivistettävänä kollektiivina, myöhemmin työläisnaisten kollektiivina ja 1960-luvulta lähtien ammatillisena työvoimaresurssina. 2000-luvulla kansan käsite korvautui vapailla yksilökansalaisilla ja sivistysideologinen vapaus kääntyi uusliberalismin yksilön vapaaksi mahdollisuudeksi kehittää itseään vapaa-ajalla. Sivistys käsitteenä loittoni ja sen korvasivat oppiminen ja viihtyminen. Rehtoriksi hakeutumisen taustalla vaikuttivat edelleen kansansivistysideologiset arvot, jotka naiselle merkitsivät yhteiskunnallisen äitiyden velvoitetta hoitaa reproduktiivista tehtäväänsä ahkerana ja uutterana opistoäitinä. Uusliberalistiset arvot muuttivat naisen rehtorina kansallista ja taloudellista arvoa tuottavaksi palkkatyöäidiksi ja manageriksi. Sekä naiseen että mieheen rehtorina liitettiin stereotyyppisiä sukupuolirooleihin sidottuja ominaisuuksia. Naisen ja miehen paikat työyhteisössä määrittyivät modernin yhteiskuntasopimuksen seksuaalisen sopimuksen mukaisesti. Rehtorit työskentelivät moniosaavina jokapaikanhöylinä keskellä valtakunnallista opistoreformia. Rehtorin ammatillinen kuva jäsentyi monimuotoisesti reformistiksi, konformistiksi ja konservatiiviksi. Asiasanat: vapaa sivistystyö, kansansivistys, rehtorit, sukupuolentutkimus, kansalaisopistot, työväenopistot, diskurssianalyysi

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In humans, well-replicated and robust sex differences in cognitive functions exist for handedness and mental rotation ability. A common characteristic in human cognitive functions is the lateralization of language functions. Handedness is a common measure of laterality and is related to language lateralization. The prevalence of left-handedness is higher in males than in females, the male to female ratio being about 1.2. Among cognitive abilities, the largest sex difference is evident in the Vandenberg and Kuse Mental Rotation Test (MRT), which requires the ability to rotate objects in mental space. On average, males achieve scores one standard deviation higher than females in the MRT. The present thesis investigated the origins of the sex differences in laterality and spatial ability as represented by handedness and mental rotation ability, respectively. Two population-based Finnish twin cohorts were utilized in this study. Handedness was studied in 25 810 twins and 4068 singletons born before 1958 from the Older Finnish Twin Cohort, and in 4736 twins born in 1983-87 from the FinnTwin12. MRT was studied in a sub-sample of 804 young adult participants from the FinnTwin12 sample. The main findings of this study were: 1) the prevalence of left-handedness was higher among males than among females in both singletons and in twins; 2) males had significantly higher scores than females in MRT; 3) about one quarter of the variance in handedness and about half of the variance in MRT was explained by genetic effects, whereas the remainder of the variance in these traits was explained by environmental effects unique to each individual. The magnitude of the genetic effects was similar in both sexes; 4) left-handedness was significantly less common in female co-twins of a male than in female co-twins of a female, and female co-twins of a male scored significantly higher than did female co-twins of a female in the Mental Rotation Test. This dissertation discusses whether these differences between females from opposite- and same-sex twin pairs are due to the prenatal transfer of testosterone from the male fetus in females with male co-twins or whether they arise from postnatal socialization effects.

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"The functional organization of auditory cortex (AC) is still poorly understood. Previous studies suggest segregation of auditory processing streams for spatial and nonspatial information located in the posterior and anterior AC, respectively (Rauschecker and Tian, 2000; Arnott et al., 2004; Lomber and Malhotra, 2008). Furthermore, previous studies have shown that active listening tasks strongly modulate AC activations (Petkov et al., 2004; Fritz et al., 2005; Polley et al., 2006). However, the task dependence of AC activations has not been systematically investigated. In the present study, we applied high-resolution functional magnetic resonance imaging of the AC and adjacent areas to compare activations during pitch discrimination and n-back pitch memory tasks that were varied parametrically in difficulty. We found that anterior AC activations were increased during discrimination but not during memory tasks, while activations in the inferior parietal lobule posterior to the AC were enhanced during memory tasks but not during discrimination. We also found that wide areas of the anterior AC and anterior insula were strongly deactivated during the pitch memory tasks. While these results are consistent with the proposition that the anterior and posterior AC belong to functionally separate auditory processing streams, our results show that this division is present also between tasks using spatially invariant sounds. Together, our results indicate that activations of human AC are strongly dependent on the characteristics of the behavioral task."

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A visual world eye-tracking study investigated the activation and persistence of implicit causality information in spoken language comprehension. We showed that people infer the implicit causality of verbs as soon as they encounter such verbs in discourse, as is predicted by proponents of the immediate focusing account (Greene & McKoon, 1995; Koornneef & Van Berkum, 2006; Van Berkum, Koornneef, Otten, & Nieuwland, 2007). Interestingly, we observed activation of implicit causality information even before people encountered the causal conjunction. However, while implicit causality information was persistent as the discourse unfolded, it did not have a privileged role as a focusing cue immediately at the ambiguous pronoun when people were resolving its antecedent. Instead, our study indicated that implicit causality does not affect all referents to the same extent, rather it interacts with other cues in the discourse, especially when one of the referents is already prominently in focus.

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Recent evidence from adult pronoun comprehension suggests that semantic factors such as verb transitivity affect referent salience and thereby anap- hora resolution. We tested whether the same semantic factors influence pronoun comprehension in young children. In a visual world study, 3-year- olds heard stories that began with a sentence containing either a high or a low transitivity verb. Looking behaviour to pictures depicting the subject and object of this sentence was recorded as children listened to a subsequent sentence containing a pronoun. Children showed a stronger preference to look to the subject as opposed to the object antecedent in the low transitivity condition. In addition there were general preferences (1) to look to the subject in both conditions and (2) to look more at both potential antecedents in the high transitivity condition. This suggests that children, like adults, are affected by semantic factors, specifically semantic prominence, when interpreting anaphoric pronouns.

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This paper presents results from a study on the tonal aspects of quantity in Finnish lexically stressed syllables. Fourteen speakers produced a set of 66 utterances where the quantity and structure of the lexically stressed syllable was system- atically varied. The tonal aspects of the syllable nucleus and nucleus and coda in case of closed syllables was stud- ied in the framework of the Target Approximation theory as formulated by Yi Xu. The results show a clear tendency to- wards the quantity distinction and bimoracity in general in Finnish to be signalled tonally by a dynamic falling tone as opposed to a static high tone in short (one mora) nuclei.

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This paper presents results from a study on the production of Finnish prosody. The effect of word order and the tonal shape in the production of Finnish prosody was studied as produced by 8 native Finnish speakers. Predictions formulated with regard to results from an earlier study pertaining to the perception of promi- nence were tested. These predictions had to do with the tonal shape of the utterances in the form of a flat hat pattern and the effect of word order on the so called top-line declination within an adver- bial phrase in the utterances. The results from the experiment give support to the following claims: the temporal domain of prosodic focus is the whole utterance, word order reversal from unmarked to marked has an effect on the production of prosody, and the pro- duction of the tonal aspects of focus in Finnish follows a basic flat hat pattern. That is the prominence of a word can be produced by an f 0 rise or a fall, depending on the location of the word in an utterance. The basic accentual shape of a Finnish word is then not a pointed rise/fall hat shape as claimed before since it can vary depending on the syllable structure and the position within an ut- terance.

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This paper describes a new flexible delexicalization method based on glottal excited parametric speech synthesis scheme. The system utilizes inverse filtered glottal flow and all-pole modelling of the vocal tract. The method provides a possibil- ity to retain and manipulate all relevant prosodic features of any kind of speech. Most importantly, the features include voice quality, which has not been properly modeled in earlier delex- icalization methods. The functionality of the new method was tested in a prosodic tagging experiment aimed at providing word prominence data for a text-to-speech synthesis system. The ex- periment confirmed the usefulness of the method and further corroborated earlier evidence that linguistic factors influence the perception of prosodic prominence.

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In this study we explore the concurrent, combined use of three research methods, statistical corpus analysis and two psycholinguistic experiments (a forced-choice and an acceptability rating task), using verbal synonymy in Finnish as a case in point. In addition to supporting conclusions from earlier studies concerning the relationships between corpus-based and ex- perimental data (e. g., Featherston 2005), we show that each method adds to our understanding of the studied phenomenon, in a way which could not be achieved through any single method by itself. Most importantly, whereas relative rareness in a corpus is associated with dispreference in selection, such infrequency does not categorically always entail substantially lower acceptability. Furthermore, we show that forced-choice and acceptability rating tasks pertain to distinct linguistic processes, with category-wise in- commensurable scales of measurement, and should therefore be merged with caution, if at all.

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Intention-based models have been one of the main theoretical orientations in the research on the implementation of information and communication technology (ICT). According to these models, actual behavior can be predicted from the intention towards the behavior. If the level of intention to use technology is high, the probability of actual usage of ICT increases. The purpose of this study was to find out which factors explain vocational teachers intention to use ICT in their teaching. In addition, teachers of media and information sciences and teachers of welfare and health were compared. The study also explored how regularly ICT was applied by teachers and how strong their intention to apply the technology was. This Master s thesis is a quantitative study and the data was collected using an Email survey and Eform. The instruments were based on a decomposed theory of planned behavior. The research group consisted of 22 schools of media and information sciences and 20 schools of welfare and health. The data consisted of 231 vocational teachers: 57 teachers worked with media and information sciences and 174 with welfare and health. The data was analyzed using Mann-Whitney U-test, factor analysis and regression analysis. In addition, categorized results were compared with previous study. In this study, the intention to use ICT in teaching was explained by the teachers attitudes and skills and the attitudes of their work community. However, the environment in which ICT was used, i.e., the technical environment, economical resources and time, did not explain the intention. The results did not directly support any of the intention-based models, but they could be interpreted as congruent with the technology acceptance model. The majority of the teachers used ICT at least weekly. They had a strong intention to continue to do that in the future. The study also revealed that there were more teachers who had a critical attitude towards ICT among the teachers of welfare and health. According to the results of this study, it is not possible to state that ICT would not suit any one profession because in every group with teachers with a critical attitude towards ICT there were also teachers with a positive attitude.

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This thesis examines the associations between personality traits and sleep quantity and quality in young adults. Additionally the possible effects of birth status on these associations are examined. The data used in this thesis is part of a birth cohort study (Helsinki Study of Very Low Birth Weight Adults). The personality traits are based on the five-factor model of personality. The sleep quantity and quality are based on actigraphy assessments. Four hypothesis were made about the personality and sleep associations: (1) neuroticism is related to a lesser quality of sleep, (2) there will be more significant associations between personality traits and sleep quality than between personality traits and sleep quantity, (3) the Very Low Birth Weight (VLBW) as well as, (4) the Small for Gestational Age (SGA) status will affect the associations. Linear regressions were used to study the associations between personality traits and sleep quality and quantity. Whenever an association was significant, it was tested whether this association was moderated first, by the VLBW and second, by the SGA status of the participant. The results were mostly in line with previous research especially demonstrating the negative association between neuroticism and the quality of sleep and suggesting that vulnerability to stress decreases sleep quality. Also it was found that agreeableness and conscientiousness were associated with better sleep quality and extraversion was associated with lower sleep quantity. In addition SGA status moderated the personality and sleep associations. It is proposed that there are two factors behind the interaction. First, prenatally developing mechanisms have an effect on the development of sleep as well as personality. Second, differences in the postnatal environment, for instance the parenting practices, can account for this finding. Future research could focus especially on what kind of prenatal disturbances SGA infants have in the development of mechanisms related to sleep and personality. Also focusing on the differences in parental interaction might shed more light on the results.