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Word Selection for Phonetic Alphabet Based on the Word Familiarity Evaluated by Junior High School Students
NATO phonetic alphabet
/b/ /v/ /r/ /l/
NATO phonetic alphabet
1
1
1
phonetic alphabet / phonetic code Alpha
A delta D 1
NATO phonetic alphabet[1]
NATO phonetic alphabet NATO
ICAO The
International Civil Aviation Organization ITU International
Telecommunication Union A Z
1
NATO phonetic alphabet
Lima, Quebec
Charlie, Romeo
Foxtrot, Sierra
[2]
R
L
B V Quebec
K
-15-
19 5 [3]
NATO
phonetic alphabet
1 NATO phonetic alphabet
A Alfa N November
B Bravo O Oscar
C Charlie P Papa
D Delta Q Quebec
E Echo R Romeo
F Foxtrot S Sierra
G Golf T Tango
H Hotel U Uniform
I India V Victor
J Juliet W Whiskey
K Kilo X X-Ray
L Lima Y Yankee
M Mike Z Zulu
-1�-
NATO phonetic alphabet 26
104 130
NATO phonetic alphabet 3
PC-Talker VDM100W JAWS 6.2
104 NATO phonetic alphabet 1
4,000 [4]
28
26
[5] [7]
1
(1) 1 6
2
1 868
(2) 3 7
18 3 38 11
(3) 14
(4) 44
(5) 13
(6) 3 19
(7) 3 know, write, wrong
(8) (2) (7) 695 3
-1�-
5 557 V
(9) (8) sing thing
1 4
5 J, Q, X, Y, Z 1 (2) (8)
4
J Y
(10) J Q Y 1 2 1 2 3
jump 2 quick quality
3 young 2
(11) Z 1 3 (2) (8)
3 Z 2 3
zero-g 1 zero [8]
5,000 Z 5 1
zone
(12) X 6 1 3
4
Xavier 6 XEROX
95Reader X NATO phonetic alphabet X-Ray
X 2
2 1
Columbus 21 365
New Crown English Series New Edition 411
New Horizon English Course 407
One World English Course 412
Sunshine English Course 445
Total English New Edition 1 406
-1�-
NATO phonetic alphabet 26 104 130
1 5
104 3
2
/v/ /b/ / / / /
130 Microsoft Excel RANDOM
3.5
CD-R 130 65
21
2 2 75
37 38 2 1
2007 10
CD-R CD
1
X X 2
-19-
CD-R
3 104
A America, apple, animal, answer N name, news, number, nature
B boy, ball, book, box O open, orange, old, over
C computer, Canada, cat, class P park, pencil, piano, picture
D desk, dinner, dog, dance Q question, quiz, quality, quick
E egg, English, enjoy, energy R room, report, real, restaurant
F family, father, fish, friend S school, sports, stop, summer
G game, girl, good, guitar T teacher, tennis, time, table
H hot, hand, happy, house U uniform, usually, umbrella, use
I ice, idea, ink, Internet V violin, volleyball, video,
volunteer
J Japan, junior, jump, July W week, winter, window, water
K kitchen, king, kick, koala X X , X , Xavier, Xerox
L love, long, lesson, lunch Y yellow, yesterday, young, year
M mother, music, milk, morning Z zoo, zero, zebra, zone
-20-
NATO phonetic alphabet uniform 2
84.0% vs. 85.3% 10% 66.7% vs.
78.7%
1 103
NATO phonetic alphabet 1
(a) (b)
NATO phonetic alphabet 26 16 61.5% 80% 100%
10 1.3% 1 80.0%
50% 6 26 23.1%
84.0%
103 84 81.6% 80% 100%
0 10 20 30 40 50 60 70 80 90 100 [%]
0
2
4
6
8
10
0
20
40
60
80
0 10 20 30 40 50 60 70 80 90 100 [%]
(a) NATO phonetic alphabet 26 (b) 103 1
0
2
4
6
8
0 10 20 30 40 50 60 70 80 90 100 [%]
0
20
40
60
80
0 10 20 30 40 50 60 70 80 90 100 [%]
(a) NATO phonetic alphabet 26 (b) 103 2
-21-
80% 19 16 50%
3 96.0% NATO phonetic alphabet
16.0% 100%
NATO phonetic alphabet 2 (a) (b)
NATO phonetic alphabet 5.3% 96.0%
50% 50% 15 50% 11
38.0%
90% 100% 64 103 62.1%
80% 83 80.6% 80%
20 14 50% 50% 6
93.3%
3 129
3
r=0.694
t=10.8, df=127, p<0.01 y=0.564x+42.1
[%]
[%]0 20 40 60 80 100
020
4060
8010
0
3
-22-
80%
80% 80%
4 n=88
94.3% n=41
41.5%
4
[%]0 20 40 60 80 100
n=88
n=41
4
NATO phonetic alphabet
India, November, Mike, uniform
n=106 82.1%
n=23 4.3% 5
84.0%
47.8% 6
5 6
0 20 40 60 80 100 [%]
n=106
n=23
[%]0 20 40 60 80 100
n=106
n=23
-2�-
80% 4
4
4 5
(1)
B 4 V K 4 Q, C
C Z 2 X
A 2 I U 1 W
(2) L R 5
(1) L R
(3) 1 E
3 I, Y C 1 S
(4) 4 D 2 P
T 1
(5) ( ) E 3 X (1)
X
(1) (3)
94.7% 93.3% 85.3%
4 3
8.0% 37.3% 40.0% 1
tissue
X 2 0% 4
X 77.3% X 74.7%
X
80% 5 volleyball, fish, ice,
idea, Internet
-2�-
(1) (3)
80% 80% 17 alpha, bravo,
Charlie, delta, echo, energy, Juliet, kick, kilo, king, nature, Oscar, tango, uniform, yankee, zebra,
zone uniform 16 Charlie Juliet
5 80%
X 2
1
NATO phonetic alphabet
NATO phonetic alphabet
-25-
4
[%] [%]
X Xavier 0 62.7 Z(65) Z
X Xerox 0 21.3 Z(69) Z
Q Quebec 1.3 10.7 K(58) K
X X-ray 18.7 16.0 E(51) ( ) E
V volunteer 25.3 72.0 B(52) B
L Lima 29.3 20.0 R(41) R
F foxtrot 33.3 8.0 P(29) F P
I India 49.3 38.7 E(27) E
V victor 49.3 13.3 B(11), R(5) B
R real 50.7 40.0 D(14), L(11) R D, L
R Romeo 53.3 37.3 L(23), D(5) L, R D
S sierra 53.3 5.3 C(8) C
Q quality 58.7 36.0 C(14), K(5) C, K
Y year 60.0 65.3 E(16) E
R report 61.3 68.0 L(24) L
Z Zulu 66.7 13.3
L lesson 70.7 73.3 R(20) R
R restaurant 70.7 78.7 L(22) L
I Internet 72.0 98.7 E(21) E
I ice 74.7 88.0 A(17) A
I idea 74.7 84.0 A(18) A
X X 74.7 29.3 E(15) ( ) E
F fish 77.3 96.0 T(14) F T
V violin 77.3 74.7 B(15) B
X X 77.3 57.3 E(11) ( ) E
Q quick 78.7 52.0 C(6), K(5) C, K
C Canada 80.0 78.2 K(13) K
V volleyball 80.0 89.3 B(13) B
W whiskey 80.0 40.0 U(4) U
-2�-
5
A America, animal, answer, apple
B ball, book, box, boy
C cat, class, computer
D dance, desk, dinner, dog
E egg, English, enjoy
F family, father, friend
G game, girl, golf, good, guitar
H hand, happy, hot, hotel, house
I ink
J Japan, July, jump, junior
K kitchen, koala
L long, love, lunch
M Mike, milk, morning, mother, music
N name, news, November, number
O old, open, orange, over
P papa, park, pencil, piano, picture
Q question, quiz
R room
S school, sports, stop, summer
T table, teacher, tennis, time
U umbrella, use, usually
V video
W water, week, window, winter
X X , X
Y yellow, yesterday, young
Z zero, zoo
-2�-
[1] , 2006 11 20 134 .
http://law.e-gov.go.jp/htmldata/S25/S25F30901000017.html
[2] , , , , , , “
,” , Vol.60, No.7,
pp.351-357, 2004.
[3] , 10 12 15 12
, , , 2005.
[4] , , , , 2002.
[5] , 3 , , , 2005.
[6] , ,
, , 2007.
[7] , , ,
, , 2006.
[8] , , , , 7 , , ,
2003.
, , ,
, ,
WIT2007-91, March 2008.
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