Lesson 2 Explanation
Lesson 2 Explanation
                                    A.A. Abbosov
        Agency for Assessment of Knowledge and Competences under the Ministry of Higher
             Education, Science and Innovations of the Republic of Uzbekistan,
                           100084, Tashkent, Bogishamol str., 12
Introduction
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speaking and writing, the responses        off scores for different levels are given
are evaluated by human raters against      in Table 1.
a pre-established scoring criteria. Cut-
                                                                           Table 1
                          Distribution of cut-off scores
                       Level                       Score
                         C1                        65-75
                         B2                        51-64
                         B1                        38-50
                      Below B1                      1-37
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Table 2
Items\Versions V1 V2 V3 V4
6 6
                          Overlapping            6     6
                             items                     6     6
6 6
Unique items 23 23 23 23
Total 35 35 35 35
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    In this graph, the parabola lines      bach's alpha coefficient ranges from 0
represent the standard error of the two    to 1, with higher values indicating
versions of the test, and the dashed       greater internal consistency reliability.
lines represent the recorded latent        A Cronbach's alpha coefficient of 0.7 or
ability scores. As can be seen from the    higher is generally considered accep-
graph, most of the scores are reported     table for most purposes, while a
in the interval where the error value is   coefficient of 0.8 or higher is con-
small.                                     sidered good [11].
    Moreover, internal consistency             In the context of multilevel English
reliability is measured for each version   proficiency tests, internal consistency
of the test. Internal consistency          reliability can be used to assess the
reliability is a measure of the con-       extent to which the different levels of
sistency with which an assessment tool     the test measure the same underlying
or test measures a construct. It is a      construct of English language pro-
statistical measure that assesses how      ficiency. This can help ensure that the
consistently the items or questions        test is measuring language proficiency
within a test measure the same             consistently across different levels,
underlying construct or trait.             and can provide evidence of the
    One commonly used measure of           validity of the test.
internal consistency reliability is            Table 3 presents the Cronbach’s
Cronbach's alpha coefficient. Cron-        alpha values for each version of the
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                    Listening                         Reading
    Version Cronbach's Passing score          Cronbach's Passing score
              alpha     B1 B2 C1                alpha    B1 B2 C1
     22031       0.763       12    19    26     0.789     14   22   29
     22032       0.812       12    20    27     0.843     10   18   27
     22041        0.72       12    18    26     0.778     11   20   28
     22042        0.84        9    16    25     0.832     11   19   28
     22043        0.82        9    17    25     0.823     14   22   30
     22051        0.81       11    19    28     0.796     8    16   25
     22052       0.807        7    15    23     0.823     10   18   27
     22053       0.723       11    20    28     0.766     9    18   27
     22054       0.759        7    15    25      0.78     12   21   28
     22061       0.804        8    16    25     0.823     11   19   28
     22062       0.835        7    15    23     0.828     10   18   26
     22063       0.839       10    18    27     0.817     7    15   24
     22064       0.854       11    19    27     0.801     8    16   25
     22065       0.829        8    15    24     0.829     11   19   28
     22091       0.869       10    18    26     0.864     10   18   27
     22092       0.858       10    18    26     0.873     11   20   28
     22101        0.83       11    20    27     0.828     10   17   26
     22102       0.858       11    19    27     0.787     10   18   26
     22103       0.815       11    19    27     0.822     12   20   28
     22104       0.841       13    22    30     0.834     12   20   29
     22105       0.822       10    19    27     0.799     9    17   25
     22111       0.755       11    18    25     0.757     10   17   25
     22112       0.836        8    16    28     0.877     9    18   27
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   The demographic data of the test        third test taker is a male participant.
takers is shown in the following           Most of the test takers are under 30
graphs. The data shows that every          years old.
28
72
Male Female
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                                            3; 3%
                          15; 14%
45; 45%
38; 38%
   The test taker performance for                   across gender, age and regions. Overall
sessions conducted between March                    performance results are shown in
and December in 2022 is analysed                    Table 4.
                                                                                   Table 4
                       Overall test taker performance
                                        Number of
                       Level            sertificates Percentage
                                          issued
                         C1                 3285                 7.26
                         B2                 21384               47.25
                         B1                 15378               33.98
                  Below B1
                                            5208                11.51
                    (Fail)
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Table 5
                                                                Table 6
             Test taker performance by regions (percentage)
           Region           Below B1     B1       B2      C1
    Karakalpak Republic       12.65     27.88    50.84   8.63
    Andijan                   11.99     32.74    49.15   6.12
    Namangan                  11.51     34.88    46.98   6.62
    Fergana                   8.97      37.32    47.39   6.32
    Bukhara                   6.86      36.59    48.65   7.90
    Samarkand                 13.17     34.65    45.48   6.70
    Navoiy                    10.49     40.81    44.09   4.61
    Jizzakh                   11.57     30.60    49.79   8.05
    Sirdarya                  9.52      34.69    49.48   6.31
    Kashkadarya               11.66     36.24    46.86   5.24
    Surkhandarya              10.41     34.68    48.58   6.32
    Khorezm                   7.55      31.65    51.59   9.21
    Tashkent                  16.71     29.81    44.33   9.15
                                                                Table 7
           Test taker performance by age group (percentage)
          Age group        Below B1    B1       B2      C1
     under 20                   8.57   48.20   40.97     2.26
     21-30                     11.83   24.30   51.81   12.07
     31-40                     18.51   18.93   52.77     9.79
     over 40                   17.39   16.46   57.07     9.08
                                                                Table 8
                      Mean scores by gender
   Gender    Listening Reading Writing Speaking       Overall score
Male             48.46    47.76    45.00    50.54              47.76
Female           50.25    49.94    50.86    53.77              51.23
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                                                                          Table 9
                               Mean scores by region
                                                                       Overall
         Region            Listening Reading Writing Speaking
                                                                        score
  Karakalpak Republic         50.48       50.25    49.52       52.67     50.77
  Andijan                     49.44       49.38    48.93       53.73     50.35
  Namangan                    48.95       49.08    49.61       52.96     50.06
  Fergana                     49.42       48.99    50.05       53.33     50.48
  Bukhara                     50.07       50.07    51.33       53.75     51.31
  Samarkand                   49.06       48.45    49.24       52.14     49.70
  Navoiy                      48.86       47.75    48.42       52.08     49.30
  Jizzakh                     49.92       50.01    49.85       52.85     50.69
  Sirdarya                    49.61       49.25    50.99       53.41     50.80
  Kashkadarya                 49.64       48.88    47.98       52.01     49.61
  Surkhandarya                49.22       49.56    49.78       52.99     50.34
  Khorezm                     51.72       50.40    51.67       53.87     51.97
  Tashkent                    50.02       49.64    46.71       52.41     49.51
  Mean                        49.75       49.33    49.23       52.89     50.27
                                                                        Table 10
                           Mean scores by age group
                                                                       Overall
        Age group          Listening Reading Writing Speaking
                                                                        score
  under 20                    47.64       46.61    48.30       51.60     48.63
  21-30                       52.03       52.22    50.25       54.00     52.04
  31-40                       50.31       50.18    49.14       53.65     50.56
  over 40                     49.93       49.51    50.69       54.71     50.97
      The tables above show that female    scores than the rest. Among regions, by
test takers performed better than male     far the best results were received by
participants. In terms of age groups,      test takers from Khorezm and the
test takers between 21-30 years of age     Karakalpak Republic, while test takers
showed better performance than the         from Kashkadarya and Navoiy regions
rest of the age groups, while the          received the lowest scores in com-
youngest test takers received lower        parison to other regions.
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Conclusion
                               Acknowledgements
     The author would like to thank Wobbe Zijlstra of CITO, Netherlands for his
exceptional support though online workshop training and Mirshod Ermamatov
of Scientific and Educational Practical Center under the Agency for Assessment of
Knowledge and Competences for his scientific advice on test analysis.
References
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     7. Ermamatov, M.Dj., Abbosov, A.A, & Baratov, A.A. (2022). Test
topshiriqlarini kalibrovkalash va qobiliyatlarni tenglashtirish. Axborotnoma, 3-
4/2022, 4-15.
     8. Abbosov, A.A. (2022). Yozish ko‘nikmasini tekshirishda baholovchilar
o‘rtasidagi ishonchlilik. Axborotnoma, 1-2/2022, 12-17.
     9. Maris, G., Bechger, T., Koops, J., & Partchev, I. (2018) dexter: Data
management        and       analysis      of    tests.    URL:       https://CRAN.R-
project.org/package=dexter.
     10. Kline, P. (1986). A handbook of test construction: introduction to
psychometric design. London: Methuen.
     11. Cronbach, L. J. (1951). Coefficient alpha and the internal structure of tests.
Psychometrika, 16(3), 297-334. doi: 10.1007/BF02310555.
     12. Rizopoulos, D. (2006). ltm: An R package for Latent Variable Modelling
and Item, Response Theory Analyses. Journal of Statistical Software, 17, 1-15.
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         INGLIZ TILI BO‘YICHA KO‘P DARAJALI TEST TIZIMI TAHLILI
                                        A.A. Abbosov
       O‘zbekiston Respublikasi Oliy ta’lim, fan va innovatsiyalar vazirligi huzuridagi Bilim va
                               malakalarni baholash agentligi,
                           100084, Toshkent sh., Bog‘ishamol k., 12
                                            91
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    O‘zbekiston Respublikasi Oliy ta’lim, fan va innovatsiyalar vazirligi
 huzuridagi Bilim va malakalarni baholash agentligi “Axborotnoma” ilmiy-
                 uslubiy jurnali mualliflari uchun qoidalar
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      Mualliflar maqola qo‘lyozmasi             3. Amaliy qismi.
bilan birga qo‘lyozma avval boshqa
                                                4. Xulosa.
jurnalda chop etilmaganligi va chop
etish uchun navbatda turmaganligini             5. Tashakkurnoma (majburiy
tasdiqlovchi kafolat xatini taqdim                 emas).
etishi kerak.                                   6. Moliyaviy manbasi (bo‘lsa).
      Mualliflar 7 ish kunida maqola
qo‘lyozmasi kelib tushganligi haqida            7. Manfaatlar to‘qnashuvi.
xabardor qilinadi.                              8. Adabiyotlar ro‘yxati.
      Nazariy, amaliy, tahliliy maqo-
                                                9. Abstract (o‘zbek va ingliz
lalarni, muharrirga xat va qisqa
                                                   tillarida).
xabarlarni rasmiylashtirishda quyida-
gi tartibga rioya qilish kerak:                   2. Maqola nomi (yuqori darajada
      1. Qo‘lyozma matni (mavzusi,           ma’lumotli bo‘lishi, ishning aniq
mualliflar familiyasi va ismi sharifi,       mazmunini o‘zida aks ettirishi va kalit
mualliflar ish joyi, qisqacha mazmuni        so‘zlari bo‘lishi, yo‘nalishni va tad-
va kalit so‘zlar bilan) 14 keglda,           qiqotning asosiy natijalarini ifodalashi
1,5 oraliqda     (Cambria      shriftida),   kerak. Agarda maqola navbatdagi
barcha tomonlaridan 2 sm hoshiya             xabar bo‘ladigan bo‘lsa, unda oldingi
qoldirgan holda tayyorlanadi. Asosiy         xabarni izohdava adabiyotlar ro‘y-
matn (mavzu va kichik mavzular               xatida birinchi havolada berish). Bosh
nomidan tashqari) kengligi bo‘yicha          harfda, yarimto‘q rangda, o‘rtaga
tekislangan bo‘lishi kerak. Matn             tekislangan holda (o‘zbek va ingliz
muharriri Microsoft Office Word (*.rtf       (oxirida) tilida) beriladi.
formatda)       foydalanilgan      holda          3. Mualliflarning familyasi va
tayyorlanadi.                                ismi sharifi (birinchi muallifning
    Maqola qo‘lyozmasida bo‘limlar           familiyasi va ismi sharifi oldidan
tartibi:                                     mualliflik huquqi belgisi va qo‘l-
    1. Kirish.                               yozmaning jurnalga taqdim etilgan yil
                                             qayd etiladi. Masalan:
   2. Natijalar va muhokama.
    © 2019-y. Toshmatov Z.Z., Eshmatov A.A., Normatov M.D.
va shunga o‘xshash. Yozishmaga                4. Ish bajarilgan tashkilot va
mas’ul bo‘lgan muallif familiyasi oldiga idoraning      to‘liq   nomi,    (agar
yulduzcha belgisi qo‘yiladi *). Ya-      tashkilotlar bir nechta bo‘lsa, qaysi
rimto‘q rangdagi harfda, o‘rtaga         muallif qaysi tashkilotda ishlashi
tekislangan holda (o‘zbek va ingliz      ko‘rsatiladi). Mualliflarning ish joyi
(oxirida) tilida) beriladi.              kichik arab raqami bilan belgilanib,
                                        93
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tashkilot nomi oldiga qo‘yiladi,
masalan,
  1)O‘zbekiston Respublikasi Oliy ta’lim, fan va innovatsiyalar vazirligi huzuridagi
                                              94
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     2. Eshmatov T.M. ... Avtoref. Dis. P.f.n. Toshkent. 2016-yil..
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etish/qaytadan qayta ishlash yoki               4) zamonaviy tadqiqot darajasiga
qo‘lyozmani chop etishni rad etish        mos kelmasa;
haqida xulosa beradi.                           5) xulosalar yetarli darajada
     Taqriz olish bosqichidan keyin       adabiyotlar yoki amaliy tajriba
qo‘lyozma jurnal ilmiy muharririga        materiallari bilan asoslanmagan bo‘lsa;
yuboriladi. Ilmiy muharrir e’tirozlar           6) keltirilgan natijalar muallif yoki
tayyorlaydi, o‘zgarishlar kiritadi va     boshqa tadqiqotchilar tomonidan
ularni muallif bilan kelishadi.           yetarlicha to‘liq maqola sifatida chop
     Mualliflar tomonidan maqola uzrli    etilgan bo‘lsa;
sababsiz 1 oydan ko‘p muddatga                  7) maqolaning ilmiy-uslubiy sifati
kechiktirilsa, dastlabki kelib tushgan    va/yoki uning rasmiylashtirilishi
sanasi saqlanmaydi.                       qoniqarsiz bo‘lsa, “mualliflar uchun
     Tahririyat jamoasi maqolani chop     qoidalar”ga rioya qilinmasdan ras-
etishni rad etish huquqini quyidagi       miylashtirilgan bo‘lsa;
hollarda o‘zida qoldiradi:                      8) muallif tomonidan ikki marta
     1) jurnal sohasiga mos kelmasa;      qayta ishlanib tahririyatga kelgan
     2) olingan natijalar ahamiyatlili-   variantda        taqrizchining     barcha
gining yetarli emasligi;                  e’tirozlari (mos ravishda asoslarsiz)
     3) tadqiqotning maqsad va vazi-      inobatga olinmagan bo‘lsa.
falari aniq shakllantirilmaganda;
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