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Aesthetic judgment of school children.
Mental tests of a group of employed men showing correlations with estimates furnished by employer.
Twenty three serial tests of intelligence and their intercorrelations.
The perception of slight changes of equilibrium, with especial reference to problems of aviation.
The abilities of an expert marksman tested in the psychological laboratories.
The current interest and activity of psychologists in devising and applying tests of special fitness for various vocations required in military operations, may justify a report upon an examination in the psychological laboratory of a man of expert ability as a marksman.Mr. William F. Blasse, of San Francisco, long known as an exceptional marksman, scored the world's record on the 200 yard range, free off-hand shooting, 100 shots consecutively, on September 22, 1916.Using the King Target, Mr. Blasse scored 223 points out of a possible 300 which would have required each of the 100 shots to have been placed within one and one-half inches of the center of the * target.Some idea of the accuracy of Mr. Blasse's shooting -sis indicated by a detailed score; of the 100 shots, 38 scored -ired flags (within 15 inches from the center), 47 blue flags (3 inches from center) and 15 white flags (6 inches from center).The average distance of the 100 shots from center -< would be about 2.3 inches.Thus at a distance of 200 yards, " shooting without a rest, Mr. Blasse would find a man's head -jan easy mark.3 Taken into the University of California laboratory, Mr.Blasse gladly submitted to an experimental examination in an effort to determine in what respects his superiority over the marksmen of average or inferior ability was to be found.From jmany tests tried, only those which possess some special signi-I ficance are mentioned.As a control group, 10 students in the | laboratory consented to go through the same series of tests.
Review of Advertising and its Mental Laws.
A drawing Completion test.
Sex differences shown by 2,544 school children on a group scale of intelligence, with special reference to variability.
I. The ProblemAt the present moment, when women are taking over to an ever increasing extent the work formerly done by men, the question as to sex differences m mental abilities is of especial interest The problem has always, of course, been of much importance educationally, and of much general interest.Under these circumstances, the comparatively small number of adequate experimental studies of the subject is somewhat surprising The general trend of the experimental results may, for the purposes of the present paper, be briefly indicated 2 .The general problem of sex differences in mentality has been found to involve two distinct questions, (1) Do women as a class average differently from men, either in general intelligence or m certain special traits?(2) Do women vary less about their average than men?As regards the first question, it may be said that no differences of importance have been found in general intelligence.Tt-rman 3 with his thousand I. Q.'s found a slight but negligible superiority for the girls for the ages over which his results are reliable Yerkes, Bridges and Hardwick 4 found no very definite or consistent sex differences.When we come to the question of differences in 1 The writer wishes to acknowledge her obligation to Prof W F.