Differential diagnosis of ability in school children / by David Segel.

  • Segel, David.
Date:
1934
Catalogue details

Licence: In copyright

Credit: Differential diagnosis of ability in school children / by David Segel. Source: Wellcome Collection.

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    the techniques described in the previous chapters since the various abilities are quite broad and may or may not be very independent. The increasing use of tests and measurements in individual instruction and guidance of pupils forces into use certain statistical methods. Among such methods are those which evaluate the efficiency of tests to make a differential diagnosis itself. There have been listed many tests which have possibilities in making a differential diagnosis. Some of these tests are undoubtedly of value in making an accurate differential diagnosis while for others the values are problematical. In all cases, however, the decision as to the value of the test should rest upon the evidence in the light of the application of such techniques as are described here.