21
As seen from the table, the noun words that appear 3 times on the test are the nouns mouse and person. The noun word mouse shows its number of errors as
11 on the first test part, 11 on the second part, and 13 on the last part of the test. In other words, it shows its quite constant level, if not the decrease one. Similarly,
the noun word person has its relative stable value from the first part through the third part of the test, i.e. 10, 10, and 9.
B. Data Identification
The students‟ test result of the incorrect forms of the irregular plural nouns are identified and classified first before knowing the causes of those errors, as
follow:
Table 4.4 First Identification of the Students’ Error test-1
Test item
Identification of Error
Classification of
Error’s Description
Explanation Correction Causes of
Error
2. Childs are
Word order The
word „childs‟
should be
replaced by „children‟
Children are
Inter- lingual
transfer
6. Some mouses Word order
The word
„mouses‟ should
be replaced by
„mice‟ Some mice
Inter- lingual
transfer
10. Many persons Word order
The word
„persons‟ should
be replaced by
„people‟ Many
people Inter-
lingual transfer
11. 20 toothes
Word order The
word 20 teeth Inter-
22
„toothes‟ should
be replaced by
„teeth‟ lingual
transfer
13. Womans are
Word order The
word „womans‟
should be
replaced by „women‟
Women are Inter- lingual
transfer
14. Sheeps are
Add a word addition
The word
„sheep‟ should
be replaced by
„sheep‟ Sheep are
Context of learning
15. Mans always
think Word order
The word
„mans‟ should
be replaced by
„men‟ Men
always think
Inter- lingual
transfer
23
Table 4.5 Second Identification of the Students’ Error test-2
Test Item
Identification of Error
Classification of Errors
types of error Explanation Correction
Causes of Error
9. Childs
Word order The
word „childs‟
should be
replaced by „children‟
Children Inter-
lingual transfer
10. Mans
Word order The
word „mans‟
should be
replaced by „men‟
Men Inter-
lingual transfer
11. Mouses
Word order The
word „mouses‟
should be
replaced by „mice‟
Mice Inter-
lingual transfer
12. Tooths
Word order The
word „tooths‟
should be
replaced by „teeth‟
Teeth Inter-
lingual transfer
13. Deers
Add a
word addition
The word
„deers‟ should
be replaced by
„deer‟ Deer
Context of
learning
14. Persons
Word order The
word „persons‟
People Inter-
lingual
24
should be
replaced by „people‟
transfer
15. Womans
Word order The
word „womans‟
should be
replaced by „women‟
Women Inter-
lingual transfer
16. Stimuluses
Word order The
word „stimuluses‟
should be
replaced by „stimuli‟
Stimuli Inter-
lingual transfer
19. Gooses
Word order The
word „gooses‟
should be
replaced by „geese‟
Geese Inter-
lingual transfer
20. Sheeps
Add a
word addition
The word
„sheeps‟ should
be replaced by
„sheep‟ Sheep
Context of
learning
23. Crisises
Word order The
word „crisises‟
should be
replaced by „crises‟
Crises Inter-
lingual transfer
24. Bacteriums
Word order The
word „bacteriums‟
should be
replaced by „bacteria‟
Bacteria Inter-
lingual transfer