Forty Polish children aged between 1;8 and 2;3 were trained over two training sessions in the comprehension of the preposition POD [UNDER]. In the experiment, two variables were manipulated: a within subjects variable of SITUATION and a between subjects variable of LINGUISTIC INPUT. The effect of situation could be found in all trained groups,…

Purpose: This study compared performance of children on 2 tests of nonword repetition to investigate the factors that may contribute to the well-documented nonword repetition deficit in specific language impairment (SLI). Method: Twelve children with SLI age 7 to 11 years, 12 age-matched control children, and 12 control children matched for…

In the present study we introduce a sensitive video-based test for the evaluation of subtle mindreading difficulties: the Movie for the Assessment of Social Cognition (MASC). This new mindreading tool involves watching a short film and answering questions referring to the actors' mental states. A group of adults with Asperger syndrome (n = 19) and…

The Hawthorne and placebo effects in educational experiments were examined over a 20-year period, as reported in the ERIC, Dissertation Abstracts International, and Psych Info data bases. The literature searches identified 325 studies in education employing the relevant control procedures, and each study was coded for the type of placebo…

Selectivity bias arises in program evaluation when the treatment or control status of the subjects is related to unmeasured characteristics that themselves are related to the program outcome under study. This situation has the potential to lead to an incorrect estimation of the treatment effect when assignment to treatment and control groups is…

THIS STUDY ASSESSES THE EFFECTS OF ORTHOKINETIC SEGMENTS UPON THE MOTOR RESPONSES OF NORMAL MALE COLLEGE STUDENTS PERFORMING THE VERTICAL JUMP AND THE STANDING BROAD JUMP. THE VARIOUS PLACINGS OF THE ELASTIC AND INELASTIC FIELDS OF THE SEGMENTS UPON THE AGONIST AND ANTAGONIST THIGH MUSCLES OF STUDENTS WERE NOTED AND COMPARED WITH PERFORMANCE…

THIS STUDY WAS AN EXPERIMENTAL INVESTIGATION OF THE EFFECTS OF AN ENRICHMENT PROGRAM ON A SELECTED GROUP OF FIRST GRADERS. ITS PURPOSE WAS TO DETERMINE WHETHER CHILDREN EXPERIENCING THE EXPERIMENTAL CONDITIONS SHOWED GREATER GROWTH IN INTELLIGENCE AND ACHIEVEMENT AND GREATER USE OF FUNCTIONAL LANGUAGE THAN A CONTROL GROUP AT THE END OF ONE SCHOOL…

PROCEDURES USED IN THE 2D YEAR TO SELECT FELLOWS IN ACADEMIC ADMINISTRATION FOR A PROGRAM INITIATED BY THE AMERICAN COUNCIL ON EDUCATION WERE SIMILAR TO THOSE USED IN THE PROGRAM'S 1ST YEAR. THE PROCEDURES FOLLOWED THIS SEQUENCE--(1) PRESIDENTS OF MEMBER INSTITUTIONS NOMINATED PERSONS OF OUTSTANDING ADMINISTRATIVE PROMISE, (2) EACH INTERESTED…

Listening, the most efficient means of learning in the early grades, is replaced by reading as an efficient method for learning after the seventh grade. For an investigation of the effectiveness with which college students may be taught listening, lesson plans were developed from a programed instruction book --Principles of Selective Listening--…

One method for teaching young people how to interpret literature was defined, and the effects of that method on the responses of ninth grade students to selected short stories were measured. Four English teachers and their 94 students were randomly assigned to two experimental and two control classes. Eight short stories were read during three and…

The Dunnett procedure for comparing several treatment means with a control is applied to the problem of comparing several treatment variances with the variance of a control. Appropriate critical values are specified and an example is provided. (Author)

Designed to study implosive therapy with groups, this use of a behavioristic technique, which reduces unadaptive anxiety by emphasizing the presentation of the highly anxiety-evoking stimulus until the stimulus is no longer able to evoke anxiety, failed to produce a significant difference between control and therapy groups. (Author/KM)

Paper based on a Ph.D. dissertation submitted to the University of Alberta, Canada, 1971. (RS)

This paper is concerned with a group of immature ESN school leavers specially selected for a course of work preparation at the Cliffdale Industrial Training Unit in Portsmouth. (Author)