2.6. Assessment of the fifteen year old children
Urban sample
Table 1
Proportional reasoning:
Solution probabilities at age 17
Urban sample
Variable
Task
60
75 80 85 90 100 N
RATMAX5 Pred. Height/Mr. Maxi"
3,8% 1,0% 38,1% 1,9% 49,5% 5,7% 105
Table 2
Proportional reasoning:
Solution probabilities at age 17
by teacher rating
Urban sample
Teacher rating
high
—
Variable Task
60
75 80 85 90 100 N
RATMAX5 Pred. Height Mr. Maxi“
0%
0% 24,5% 0% 73,6% 1,9% 52
Teacher rating
low
Variable Task
60
80 85 90 100 N
75
RATMAX5 Pred. Height/Mr. Maxi"
7,7% 1,9% 51,9% 3,9% 25,0% 9,6% 53
Table 3
Proportional reasoning:
Solution probabilities at age 15
by gender
Urban sample
Gender
male
Variable Task
60
75 30 85 90 100 N
RATMAX5 Pred. Height/Mr. Maxi“
3,6% 1,8% 37,5% 0,0% 50,0% 7,1% 56
Gender
female
N
Variable Task
60
100
75 80 85 90
49
RATMAX5 Pred. Height/Mr. Maxi“
4,1% 0,0% 38,8% 4,1% 49,0% 4,1%
55