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TABLE LXXBr

ARITHMETIC AGES AND GRADES OF STANFORD ACHIEVE­

MENT TESTS, PRIMARY AND ADVANCED, NEW ERA SCHOOL

. . . . . . „
A rith m etic Grade
Age-*- Grade 3 4 5 6 7 8

13-7 7.5-7*9 1
12-11 7*0—7*4 1
12-6 6 *5-6*9
12-1 6*0—6*4
11-7 5*5-5*9 T 1
11-2 5 *0—5 *4
10-7 4*5-4*9
10-1 4 *0—4*4 1
9-6 3*5-3*9
8-11 3 *0—3 *4 1 1
7-11 2*5-2*9

T o tal 2 1 1 1 1 1
Grade mean 3*5 3*1 5*7 5*7 7.6 7*0
Above or below grade *♦4 -1*1 4*6 -#4 4*5 -1*1

***Ag© i s a t mid p o in t of grade in te r v a l ♦
This ta b le gives a rith m e tic grade ra tin g * The numbers b e­
tween th e lin e s have a rith m e tic sco re s f o r t h e ir re sp e c tiv e
g rad es, tho se above th e lin e s a re above sta n d a rd , and those
below the lin e s a re below stan d ard fo r th e ir grade* T his
ta b le should be read as fo llo w s: th e seventh grade p u p il
has an a rith m e tic age o f 13 y ears 7 m onths, and an a rith m e tic
grade placem ent of 755 to 7*9, etc*