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The author reviews the literature on the problem and reports data obtained in the Mooseheart school survey. In the three tests used––the Kuhlmann-Anderson, the Morgan mental, and the Otis––children who repeated the tests two or three times at intervals of a year made higher scores than...
"Because the method of interpreting a coefficient of correlation regards a best guess as a zero relationship it tends to neglect that part of the relationship which lies between a chance and a best guess relationship. However or √(1- ^A2))/2 expresses a relation which includes the part...
A multiple-choice form of the Minnesota paper form board test has been constructed in two forms that are equal in difficulty and internally consistent. The interform was found to be .85, and the lowest correlation between the revised test and the original test was .75 (corrected = .94). The...
Since scales of measurement determine the lines of regression, and convenience is the major reason for adopting one scale of measurement rather than another, when regression lines depart significantly from linearity a simple method, described by the author, may be used to change the original...
Studiousness is defined as "the sum total of factors of personality and attitude which make for high college grades and which are not correlated with intelligence." After calculating an index of studiousness (the residual of the regression of grades on intelligence) for 583 male students at...
240 students at the University of Florida filled out the Strong interest blank and this was scored by the Young-Estabrooks studiousness scale. The validity of the scale for liberal arts students is verified, but it is not a valid measure of honor-point average when used with students in the...
The short-cut methods described entail no assumptions other than those required by the use of the data and a few basic formulae now in general use.
Reputation differences among children in the first three school grades were determined by a modified "Guess Who" questionnaire. Agreement of the children's judgments of each other was "fairly good" for approximately 82% of the children. Some sex differences in characteristics as revealed by...
It is pointed out that in the analysis of "reversal" errors in reading one must consider the plane in which the rotation takes place and also the angular distance involved, but the preoccupation of previous investigators with mirror writing and the so-called sinistro-dextral inversions has...
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