Article examined some popular attitudes on aging, outstanding deficiencies in prevailing thought, and what mental processes are a part of our older citizens. (RK)

One major reason for the problems of test validation is an overemphasis on the need for empirical validity data, and a failure to recognize the primary importance of explicit verbal definitions of what the test is intended to measure and rational arguments in support of the means chosen for obtaining the measurement. (Author/LC)

In response to Ebel (TM 508 146) Gardner argues that neither intrinsic rational validity associated with ability tests nor a validity coefficient relating a test to performance as the sole information about validity is sufficient. All relevant data about a test and its functioning are essential in describing the validity of the test. (Author/LC)

A description of the Nation's labor force participants in 1977 is summarized, highlighting the increase reflected by both the population growth and the continuing rise in women's labor force participation. Also, data are reported on the extent of employment and unemployment by family relationship. (BM)

Reports a study analyzing the growth and recorded circulation of the university libraries' monograph collection for a five-year period. Achievements in the creation of new management information reports and their uses in managing the collections are discussed. Anticipated results are noted from the correlation of circulation and collection…

In recent years, increasing numbers of students have enrolled in colleges and universities on a part-time basis. However, this analysis indicates that, although the number of part-time students has increased markedly, the growth has not been uniform among all kinds of institutions. Public two-year institutions show the strongest increases. (JMD)

Questionnaires distributed to adults in a midwestern city provide the data for this analysis of television viewing purposes and life-styles. The 12 viewing uses identified were factor analyzed separately from the 14 life-styles, and canonical correlation analysis was used to determine relationships between the two factors. (SW)

Traces the development of academic libraries in Australia, noting the important part that federal funding has played, and provides brief sections on library collections (with data tables), accommodation, staff and organization, reader services, automation, cooperation, networks, and the national role these libraries play. (JD)

Census Bureau statistics indicate that in 1978, 17 percent of all families were maintained by a woman with no husband present. Also, nearly 45 percent of today's children will at some point in their lives live in a one-parent family. (Author/LD)

Distinguishes five main categories of special libraries in Singapore: those of private organizations, foreign governments, government departments, statutory boards, and regional organizations. Statistical data are provided for library holdings, professional staff employment, and subject profiles, and suggestions for improving various aspects of…

Discusses some geographical and racial cancer patterns, the role of genetics in cancer, and methods for testing carcinogens. (MLH)

The National Center for Education Statistics collects annual data on the number of bachelor's degrees conferred by institutions of higher education in the United States and on the number of persons who enter college as first-time freshmen. Compares the relationship between the two sets of data. (Author/RK)