An independent testing laboratory reveals the results of comparative studies done on vinyl flooring and the question of to wax or not to wax'' and which waxes work best with what flooring; and provides six evaluation tips on floor strippers. (EA)

The Ohio Vocational Interest Survey was designed to serve primarily as an occupational exploration device for high school students. The OVIS profile presents measured interests alongside vocational plans and thus facilitates an individual learning process with which the counselor can assist. OVIS emphasizes a marriage between testing and…

The American Society for Testing and Materials (ASTM) has validated six basic methods for measuring pollutants in ambient air as the first part of its Project Threshold. Aim of the project is to establish nationwide consistency in measuring pollutants; determining precision, accuracy and reproducibility of 35 standard measuring methods. (BL)

Purpose of this note is to point to an obvious but useful relationship by which estimation of individual factor scores can be omitted when obtaining relationships between factors and an external set of variables. (Author)

Described is a policy of interpreting psychological test data to children capable of profiting from the interpretation, and given is a partial transcript of an interpretive session to an 8-year-old male with an IQ of 75. (DB)

The G Index is the difference between the frequencies of the homonymly assigned cells and heteronymly assigned cells in a four-fold contingency table. (Author/MB)

Presents a brief history of objective tests and their characteristics and limitations as compared to essay tests. (CP)

Preference judgments made by 20 males and 20 females (grades K-4) about the incentive value of 10 objects (i.e. bubble gum, Chiclet, candy corn, dried lima bean) helped determine relative and absolute scales for use of these objects as rewards. The assumption that the same object is equally rewarding at different age levels may be unwarranted.…

Includes five appendixes illustrating the validation methods discussed. (SP)

The Guilles de la Tourette Syndrome, a relatively rare disorder that usually begins in childhood, is characterized by (1) body tics that progress in severity and involvement of face, neck, shoulder, and trunk musculature; (2) repetitive barking or clucking noises; (3) coprolalia, or tic-like repetitive uttering of obscenities. (Author)

Discusses a procedure for measuring students' awareness of safe operating procedures for a given machine or tool. (SB)