Obtaining the intrinsic rational validity Ebel describes (TM 508 146) requires several steps that have been neglected in developing tests of ability. These include defining and describing the behaviors that demonstrate possession or lack of the ability, analyzing behaviors, translating the analyses into specifications for test items, and writing…

Factors contributing to the quality of life of older adults were investigated. A national survey provided the data which were collected in four-hour interviews from a representative national sample of 800 persons 68 to 72 years old when interviewed. The respondents reported on aspects of their quality of life related to their family, education,…

Basic considerations in the assessment of an individual's quality of life include: (1) the nature of the scales used for reporting; (2) the domains included in the overall assessment and their relative importance to the individual; (3) the time frame of the reporting period as either stated or implied; (4) the extent to which the personal report…

Curriculum planning can be improved by obtaining a clearer insight into the specific needs and interests of young people. Studies using the critical incident technique were made of the education and subsequent careers of a representative national sample of individuals. The purpose was to assess the quality of life of individuals in three age…