This paper reports on a study concerned with rapid mental operations of the central processor as it performs tasks such as the comparison of rotated figures, mental arithmetic, sentence verification, and memory scanning. The central processor is the site of most of the symbol manipulation that takes place in the human information processing…

In this field study, black and white naval recruits and squad leaders in groups of varying size and racial composition performed two problem-solving tasks (knot-tying and ship-routing). Black and white leaders, subordinates and group composition (25% black tetrads, 75% black tetrads, racially balanced dyads and tetrads) were compared in measures…

For many persons, a satisfying group experience involves reaching a desired level of personal participation. The experimental laboratory studies of communication network groups have been the most rigorous attempts at understanding the effects of differential participation. It has been shown that centrality of a subject's position influences: (1)…

The general purpose of the occupational analysis is to provide workable, basic information dealing with the many and varied duties performed in the information receptionist occupation. The document opens with a brief introduction followed by a job description. The bulk of the document is presented in table form. Ten duties are broken down into a…

The general purpose of the occupational analysis is to provide workable, basic information dealing with the many and varied duties performed in the telecommunications occupation. The telecommunications job cluster includes such areas as the telephone, two-way radio, cable TV, data transfer, teletype, and other allied fields. The document opens…

The general purpose of the occupational analysis is to provide workable, basic information dealing with the many and varied duties performed in the terminal dispatching occupation. The document opens with a brief introduction followed by a job description. The bulk of the document is presented in table form. Three duties are broken down into a…

The general purpose of the occupational analysis is to provide workable, basic information dealing with the many and varied duties performed in the terminal materials handling occupation. The document opens with a brief introduction followed by a job description. The bulk of the document is presented in table form. Five duties are broken down into…

The general purpose of the occupational analysis is to provide workable, basic information dealing with the many and varied duties performed in the horticulture equipment and services occupation. The document opens with a brief introduction followed by a job description. The bulk of the document is presented in table form. Fourteen duties are…

The general purpose of the occupational analysis is to provide workable, basic information dealing with the many and varied duties performed in the waste water treatment mechanics occupation. The document opens with a brief introduction followed by a job description. The bulk of the document is presented in table form. Twelve duties are broken…

The general purpose of the occupational analysis is to provide workable, basic information dealing with the many and varied duties performed in the bank teller occupation. The document opens with a brief introduction followed by a job description. The bulk of the document is presented in table form. Ten duties are broken down into a number of…

The general purpose of the occupational analysis is to provide workable, basic information dealing with the many and varied duties performed in the catering occupation. The document opens with a brief introduction followed by a job description. The bulk of the document is presented in table form. Nine duties are broken down into a number of tasks…

In research conducted "over a period of 20 years" on aptitudes of high level personnel, the purpose was to analyze thinking abilities or processes into their unique components. The approach was through study of individual differences in performance on intellectual tasks varied systematically over broad ranges of psychological functioning.…

Forty randomly selected school children, in four treatment groups of ten each (each comprised of children from the 5, 8, and 12 year age levels) participated in a study to determine the extent to which the capacity for information processed by a child increases in amount with development. Apprehension span (perception and transformation of aural…

The first of this series of studies on the ability of young children to follow directions was designed to find out which is easier for a preschool child: to follow directions given only by demonstration or given only verbally. Subjects were 108 white, middle class, 4-year-olds enrolled in a nursery school. Each teacher tested the children in her…

One hundred and eight kindergarten and elementary school children, 36 at each of three age levels (5, 7, and 9 years) participated in the experiment. All children were presented a three-part successive discrimination task; original learning, presentation of incidental stimuli, and a test of recongition and recall of the incidental material.…