Word Selection for Phonetic Alphabet Based on the Word Familiarity Evaluated by Junior High School Students

NATO phonetic alphabet

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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

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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

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NATO phonetic alphabet 26

104 130

NATO phonetic alphabet 3

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104 NATO phonetic alphabet 1

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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

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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

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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

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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

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(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

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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

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[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.

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, ,

WIT2007-91, March 2008.

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