The equality of Negro and Caucasian intelligence is questioned. (CK)

Managers with positive attitudes toward change are more likely to take part in training laboratories and to utilize the knowledge gained from this training to improve their organizations. (CK)

Two psychological experiments--Anderson and Shanteau (1970), Berkowitz and LePage (1967)--are reanalyzed to present the problem of the relative importance of low Type 1 error probability and high power when answering a research question by testing several statistical hypotheses. (Author/PN)

Among the many theories attempting to explain sex differences in spatial ability, one of the most highly researched is the X-linked recessive gene theory. This is a review of the major research done on that theory and shows the conflicting nature of the results. (Author)

A method is presented for analyzing data collected in a multiple group time-series design. This consists of testing linear hypotheses about the experimental and control group-means. Both a multivariate and a univariate procedure are described. (Author/GK)

Describes a simulated archaeological dig for a ninth-grade Canadian social studies class. Students role-play archaeological teams in 2180 AD who find well-preserved bags of "garbage." Students classify garbage artifacts, write reports hypothesizing about the households which produced them, and match the contents of their bags to…