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1.
2 studies investigated developmental differentiation of children's causal beliefs across middle childhood. Grounded in meta-theories suggesting that development is characterized by progressive differentiation, hypotheses were derived from theory and research on the multiple dimensions of children's perceived control and on developmental changes in children's concepts of causal constructs. Age differences in the organization of children's causal perceptions were explored and replicated ( N 's = 294 and 240, ages 7–12). Analyses of factor structure of children's beliefs about the effectiveness of 5 causes for school success and failure (effort, ability, powerful others, luck, and unknown factors) revealed that beliefs became more differentiated with age. At ages 7–8, 2 dimensions were found, 1 marked by unknown and 1 by the remaining causes. At ages 9–10, 3 factors were present, marked by "internal,""external," and unknown means. By ages 11–12, 4 factors were indicated, marked by effort, ability, "external," and unknown causes. Findings suggested that different theories of perceived control may provide more useful accounts of the dimensions of causal beliefs at different ages. Implications were derived for measurement of perceived control and investigation of developmental change in its effects on children's motivation and behavior.  相似文献   

2.
In order to explore the development of self-evaluative biases, children at 3 age levels (5–6, 7–8, 9–10) evaluated themselves or another child when given social or temporal comparison feedback. Evaluative biases were indicated by higher evaluations for the self than another, especially after failure. Children at different ages were not differentially responsive to temporal vs. social comparison information. However, evaluative bias in response to the type of evaluation differed by age; there was greater bias for general ability evaluations by older children and greater bias for specific performance evaluations by younger children. Alternative explanations for these self-other differences were minimized, as differences in visual orientation were held constant and differences in knowledge of effort were controlled statistically. Other aspects of the design as well as sex differences support a motivational interpretation of these biases. How these biases are manifested is related to children's level of understanding and concerns at different ages.  相似文献   

3.
Children's Understanding of the Meaning and Functions of Verbal Irony   总被引:6,自引:1,他引:6  
We investigated children's understanding of irony and sensitivity to irony's meanness and humor. In Study 1, 89 participants (5–6-year-olds, 8–9-year-olds, adults) heard ironic and literal criticisms, and literal compliments. Comprehension of irony emerged between 5 and 6 years of age. Ratings of humor increased with age; ratings of meanness did not (showing that all ages perceived irony as more muted than literal criticism). In Study 2, results from 135 participants (6–7-year-olds, 8–9-year-olds, and adults) replicated these findings and revealed the role of form and intonation. Thus, comprehension of irony emerges between 5 and 6 years of age, and sensitivity to the muting function develops prior to sensitivity to the humor function.  相似文献   

4.
Relations of regulation and emotionality to social functioning were examined for 77 children followed from early to middle school age. Parents and teachers reported on children's social behavior, emotionality, and regulation, and children engaged in analogue peer conflict situations (i.e., with puppets). High-quality social functioning was predicted by high regulation and low levels of nonconstructive coping, nevatige emotionality, and general emotional intensity. Prediction often was obtained across reporters and time, although prediction was strongest within context (home versus school). Moreover, measures of regulation and emotionality frequently contributed unque variance to the prediction of social functioning. Contemporaneous correlations at age 8–10 were similar to those obtained at age 6–8, and prediction of later social functioning from emotionality and regulation at age 4–6 was similar at ages 6–8 and 8–10.  相似文献   

5.
Three continuous rapid naming tasks (Semel, Wiig, & Secord, 1995) were administered to 2,450 American, English-speaking, academically achieving individuals with typical language development and intellectual ability (ages 6 to 21 years) and 136 individuals with primary language disorders (LD; ages 6, 7, 9, 11, 12, 15-16). Naming time in seconds differed significantly (p < .01) between the groups for color naming (Task 1) at age 12, shape naming (Task 2) at age 6, and color-shape naming (Task 3) at ages 6, 7, 9, and 12. Naming accuracy did not differ significantly (p > .01) between groups at the majority of the age levels compared. In the normative group, naming speed increased with age in a monotonic progression. The developmental trajectory in the LD group was essentially parallel, but elevated. The percentages of individuals who failed the naming-time criteria for Task 3 (color-shape naming) differed significantly in the two groups at all ages compared (p < .05). These findings indicate that the requirements for two-dimensional, continuous naming (Task 3 color-shape naming) resulted in reduced naming speed (longer total times) and interference with fluency in language production in about half of the clinical sample.  相似文献   

6.
Four studies with 180 5–7 year olds, 165 8–11 year olds and 199 adults show that young children appreciate the distinctive role played by mechanistic explanations in tracking causal patterns. Young children attributed greater knowledge to individuals offering mechanistic reasons for a claim than others who provide equally detailed nonmechanistic reasons. In Study 1, 5–7 year olds attributed greater knowledge to those offering mechanistic reasons. In Studies 2 and 3, all ages (5–7 and adults for Study 2; 5–7, 8–11 and adults for Study 3) assigned greater knowledge to those offering mechanistic reasons about causally central features than those offering nonmechanistic reasons. In Study 4, all ages (5–7, 8–11, adults) modulated the epistemic bias as a function of embedding goals.  相似文献   

7.
Teachers convey evaluations through such "appraisal actions" as ability versus effort attributions for children's performance, spontaneous displays of warmth versus matter-of-fact acceptance, and attention versus inattention. Some appraisal actions (e.g., ability-effort) require an understanding of multiplicative relations to arrive at an "adult" interpretation. Others (e.g., attention-inattention) do not. First through sixth graders watched videotaped scenes in which teachers attributed one child's performance to ability but chided another for lack of effort even though he had given an equivalent performance, hugged one child but not another for equivalent performance, and paid attention to one child's oral report but not another's. Younger students (ages 5-9 to 7-10) rated the ability-attributed and hugged children as smarter; older students (ages 9-9 to 11-10) rated the effort-attributed and unhugged children as smarter. In contrast, no age differences were found in decoding attention versus inattention. The results suggest that younger children use a different strategy in decoding the meanings of complex appraisal actions.  相似文献   

8.
There are large social class inequalities in educational achievement in the UK. This paper quantifies the contribution of one mechanism to the production of these inequalities: social class differences in school ‘effectiveness’, where ‘effectiveness’ refers to a school’s impact on pupils’ educational achievement (relative to other schools). It builds on the small number of existing studies, whilst overcoming a number of their limitations. It estimates the effectiveness of the (state) schools attended between ages 7/8 and 10/11 by a cohort of children born in the 1990s in Avon, a former county of England, and then compares the effectiveness of the schools attended by children from different social classes. It finds that ‘higher’ social class children attend more effective schools, on average, and that these social class differences in average school effectiveness between ages 7/8 and 10/11 account for 7% of social class differences in average educational achievement age 10/11. This is not a causal analysis, however.  相似文献   

9.
Prenatal and neonatal events were reported by parents of 13,690 eighteen-month-old twins enrolled in the Twins Early Development Study, a representative community sample born in England and Wales. At ages 7–8, parents and teachers completed questionnaires on social and nonsocial autistic-like features and parents completed the Childhood Asperger Syndrome Test. Correlations between prenatal and neonatal events and autistic-like features were weak, both in the whole sample ( r  = .00–.07) and at the 5% quantitative extreme (phenotypic group correlations = .01–.11), after controlling for socioeconomic status and cognitive ability. Neonatal problems showed modest heritability (13%–14%) and significant shared and nonshared environmental influences (55%–59% and 28%–31%, respectively). Differences in identical twins' neonatal problems correlated weakly with their difference scores on autistic-like features ( r  = .01–.06).  相似文献   

10.
This study examined how moral judgments are applied to events in other cultures. It was hypothesized that subjects make both universal and relativistic judgments, contingent on the types of beliefs held in the culture to which the moral judgments were applied. It was furthermore expected that subjects would be both relativists and universalists at all ages. 72 subjects (aged 11–9, 15–10, and 21–3 years) were asked to apply moral judgments which they had made about a familiar context to 2 types of cultures, 1 where different informational beliefs were held and 1 where different moral beliefs were held. The results confirmed the hypotheses. Most subjects, at all ages, contextualized their moral judgments when they applied them to cultures with different informational beliefs but made nonrelativistic judgments with respect to cultures with opposing moral beliefs. Furthermore, subjects justified their relativistic judgments on informational grounds and their nonrelativistic judgments on moral grounds. These findings demonstrated that nonrelativistic and relativistic thinking coexist throughout a wide age range and underscored the need to distinguish between moral and nonmoral relativism when studying developmental patterns in the moral domain.  相似文献   

11.
Using intergenerational, prospective data at ages 9 months, 7, 11, and 14 years from the nationally representative United Kingdom Millennium Cohort Study, this interdisciplinary study unpacks why 14-year-old adolescents with early perceived pubertal timing (PT) were more likely to drink alcohol (ever, frequent, and binge drinking) compared to those whose PT was on-time or late (5,757 girls, 5,799 boys; 80% White, 10% Asian, 3% Black, and 7% Other British). Parents allowed drinking among 22% (18%) of early PT girls (boys) compared to 11% of late PT adolescents; formal mediation models showed differences by PT in parent permissiveness and gains in alcohol-using friends primarily explained age 14 PT-drinking associations. Parental alcohol permissiveness should be a key prevention target for early PT adolescents.  相似文献   

12.
Abstract

This study examines the effects of two different 8-week balance intervention programs for students of primary school age. Static and dynamic balance were assessed in 380 students (6–12?years) before and after an 8-week balance intervention program. Students were divided and assigned into a no intervention control group, a direct instructional model (DIM) or a tactical games model (TGM). Static and dynamic balance improved after both intervention programs, but results differed by grade (age). DIM was the most effective for G2 (7–8?years), and TGM was most effective for G4-G6 (9–12?years) students. Thus, at the youngest ages of primary school DIM balance programs in which skills are taught and practised in isolation and students work individually are more effective, but for improving balance. At more advanced ages (>8?years), TGM balance programs may be more effective.  相似文献   

13.
This paper reports a research which examined the relationship between dyslexia and eye movement control in Spanish speaking children. The study compared the eye movements recordings of 30 dyslexic, 30 retarded and 30 normal readers, aged between 7 and 14, in one ocular tracking task and two reading tasks which differed in their degree of reading difficulty. Within each group the subjects were divided into 3 subgroups of 10 in accordance with the following chronological ages: 7–9, 10–11 and 12 years and above. Dependent variables were saccadics (number, size and fixation pause), regressives (number, size and fixation pause), total number of movements and percentage of regressives over the total number of movements. The following results were obtained: (1) In the two reading tasks significant differences were found between dyslexic and normal readers and between retarded and normal readers in most of the parameters, no differences being found between dyslexic and retarded readers except in a few parameters; (2) in the ocular tracking task significant differences both between dyslexic and normal readers and between dyslexic and retarded readers were found in all dependent variables, no differences being found between retarded and normal readers at all, and (3) the age factor produced a significant main effect in the two reading tasks indicating a general improvement of eye movements as age increases but an interaction effect with reading disability in the ocular tracking task-indicating a deterioration in eye movements in the dyslexic group as a function of age-was also found. The results are discussed in the context of alternative theoretical explanations of developmental dyslexia.This research was supported by grant PR82-1933 from the Spanish Consulting Committee for Scientific and Technological Research (CAYCIT). Requests for reprint should be sent to F. J. Martos, Departamento de Psicologia Experimental y Fisiologia del Comportamiento. Campus de Cartuja, Universidad de Granada. 18071 Granada, Spain.  相似文献   

14.
The present study explored the early predictors of reading comprehension difficulties in Chinese children. We originally recruited 290 Beijing and 154 Hong Kong children and further selected from each sample those (30 from Beijing and 22 from Hong Kong sample) in the lowest 25 % on reading comprehension tests across the last two consecutive testing years (Beijing: ages 9 and 10; Hong Kong: ages 8 and 9) as poor comprehenders. These groups were matched to a group of children from the same sample whose reading comprehension was above 30 % across the two final years and matched on mothers’ education levels, age, nonverbal reasoning at age 4, and Chinese word reading across the same final two consecutive years. We then examined early linguistic/cognitive skills at ages 5–9 that could distinguish the poor and typically developing groups in each city separately. Compared to the control group, poor comprehenders from both samples performed significantly and consistently worse on word reading at early ages, and generally worse on morphological compounding awareness, phonological awareness, and vocabulary knowledge from ages 6 and onwards. In addition, lexical tone sensitivity across ages and grammatical sensitivity (administered at age 5 only) failed to distinguish the two groups for the Beijing sample but did for Hong Kong children.  相似文献   

15.
针对城市供水过程中,待滤水浊度控制过程的大惯性、大滞后和干扰多等特点,提出采用改进的带非线性补偿的前馈反馈控制算法。并将该种控制算法和传统PID反馈控制算法进行了仿真和实验比较.仿真和实验结果表明,所采用的算法能够及时克服扰动,具有良好的跟踪能力,确保了供水质量的稳定性.  相似文献   

16.
17.
In human adults, visual dominance emerges in several multisensory tasks. In children, auditory dominance has been reported up to 4 years of age. To establish when sensory dominance changes during development, 41 children (6–7, 9–10, and 11–12 years) were tested on the Colavita task (Experiment 1) and 32 children (6–7, 9–10, and 11–12 years) were tested on the sound‐induced flash illusion (Experiment 2). In both experiments, an auditory dominance emerged in 6‐ to 7‐year‐old children compared to older children. Adult‐like visual dominance started to emerge from 9 to 10 years of age, and consolidated in 11‐ to 12‐year‐old children. These findings show that auditory dominance persists up to 6 years, but switches to visual dominance during the first school years.  相似文献   

18.
Background Bullying threatens the physical and mental well-being of students across a broad range of schools. Tailored interventions based on the Transtheoretical model and delivered over the Internet were designed to reduce participation in each of three roles related to bullying (bully, victim and passive bystander).

Methods Effectiveness trials were completed in 12 middle schools and 13 high schools in the USA. A diverse sample of 1237 middle (6th–8th grade, with 45.1% in the 7th grade; ages 11–14) and 1215 high school (9th–11th grade, with 41.6% in the 9th grade; ages 14–17) students were available for analyses.

Results Analyses showed significant treatment effects for both intervention groups when compared to control for both the middle and high school programs.

Conclusions Given the relative ease of dissemination, these programs could be applied as stand-alone practices or as part of more intensive interventions.  相似文献   

19.
We report a longitudinal study investigating the predictors of reading comprehension and word reading accuracy between the ages of 7 to 8 (UK Year 3) and 10 to 11 years (Year 6). We found that different skills predicted the development of each. Reading comprehension skill measured in Year 3 was a strong predictor of comprehension in Year 6; vocabulary and verbal IQ also made significant unique contributions to the prediction of comprehension ability across time. Three comprehension components (inference, comprehension monitoring, and knowledge and use of story structure) emerged as distinct predictors of reading comprehension in Year 6, even after the autoregressive effect of comprehension was controlled. For word reading accuracy, early measures of word reading accuracy and phonemic awareness predicted later performance.  相似文献   

20.
In a prospective study of developmental outcomes in relation to early‐life otitis media, behavioral, cognitive, and language measures were administered to a large, diverse sample of children at 2, 3, 4, 6, and 9–11 years of age (N = 741). At 9–11 years of age, 9% of the children were categorized as having attention‐deficit/hyperactivity disorder (ADHD) based on parent report. Compared to the non‐ADHD group, the ADHD group had higher (i.e., less favorable) scores on parent and teacher versions of the Child Behavior Checklist at all ages. Children in the ADHD group also had lower scores on cognitive and receptive language measures in preschool. The findings support the concept that ADHD is a cognitive as well as a behavioral disorder.  相似文献   

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