An inter-test study of the Performance Scale of the Wechsler Intelligence Scale for Children and the Grace Arthur, a point scale of performance tests

41 Pages·02.04 MB·English

by  Heberling, Earl J

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This thesis, having been approved by the
special Faculty Committee, is accepted
by the Graduate School of the
University of Wyoming,
in partial fulfillment of the requirements
for the degree of Maa±ej;._af__Aris______
Dean of the Graduate School.
Date—J-U
Reproduced with permission of the copyright owner. Further reproduction prohibited without permission.
Reproduced with permission of the copyright owner. Further reproduction prohibited without permission.
AN INTER-TEST STUDY OF THE PERFORMANCE
SCALE OF THE WECHSLER INTELLIGENCE SCALE
FOR CHILDREN AND THE GRACE ARTHUR, A
POINT SCALE OF PERFORMANCE TESTS
Thesis submitted to the Department of Psyehology and
The Graduate Sehool at the U niversity of Wyoming
in p a rtia l fulfillm ent of the requirements
for the degree of Master of Arts
by
Earl J. Heberling
Laramie, Wyoming
July, 1951
Reproduced with permission of the copyright owner. Further reproduction prohibited without permission.
UMI Number: EP18348
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ii
HEBARD ROOM
AOKIOWLEDGMEHT
Sincere appreciation for th e ir in te rest and cooperation,
is expressed to the Principals of Nelle Isle s, Stanton, and
Washington public schools, and to Mrs. Louise Olson, teacher
of the ungraded room at Washington School. The w riter also
wishes to g reatfu lly acknowledge the helpful criticism s and
suggestions of Dr. L illia n Portenier, Professor of Psychology.
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iii
TABLE OF CONTENTS
Chapter Page
I. INTRODUCTION .................................................................................... I
D efinitions of Intelligence .................................. . 1
H istorical Background. ..............................3
Performance Scales ............................. . . 4
II. THE PROBLEM................................................. 10
The Purpose ............................................... . 10
D escription of the TwoS cales . . . . . . . . 10
Subjects Used . . . . . ................................................. 14
The M ethod.................................................... 14
III. ANALYSIS OF RESULTS.................................. 16
Q uantitative Analysis . . 16
Q ualitative Analysis . . . . . ................................... S3
IV. SUMMARY AND CONCLUSIONS...............................................................27
Sum m ary...................................... 27
C o n c lu sio n s.................................................................................28
SELECTED REFERENCES .......................................................... . . . . . 31
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LIST OF TABLES
Table Page
I. Performance I.Q .'s of Subjects on the Weehsler
Performance Seale, Arthur Point Seale of
Performance Tests, and the Verbal I.Q .'s
Obtained on the Weehsler Intelligence Seale
for Children ....................... 17
I I . Performance I.Q .'s of Subjects on the Weehsler
Performance Seale and the Arthur Point Scale
of Performance Tests Expressed in Standard
Scores . . . . . . . . . . . . . . . . . . . . 1 9
I I I . C oefficients of C orrelation for I.Q .‘s on the
Weehsler Intelligence Seale for Children
and the Arthur Point Seale of Performance
T e s ts ................................. . . . 2 0
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V
LIST OF FIGURES
Figure Page
1. D istribution of I*Q .'s for Thirty Subjects
on the Weehsler Performance Scale . . . * . . 18
,
2 D istribution of I.Q»*s for Thirty Subjects
on the Arthur, A Point Scale of Performance
;
Tests ...................................................... . . . . . . . . 18
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