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    Statistik - Fatimah Kelas C

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    Siti Nofitasari

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    © All Rights Reserved
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    Statistik - Fatimah Kelas C

    Uploaded by

    Siti Nofitasari
    2 views4 pages

    Original Title

    Statistik- Fatimah Kelas C

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    © © All Rights Reserved

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    2 views4 pages

    Statistik - Fatimah Kelas C

    Uploaded by

    Siti Nofitasari

    Copyright:

    © All Rights Reserved
    Download as DOCX, PDF, TXT or read online from Scribd
    Download as docx, pdf, or txt
    of 4

    Nama : Fatimah Azahra (C.

    202203225)

    Matkul : Statistik

    Prodi : PGMI (Kelas Karyawan)

    Validalitas dan Reabilitas instrumen tes

    Resp. Skor Item


    1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
    1 1 3 2 3 4 2 3 4 3 3 3 2 2 3 4 3 3 3 4 3
    2 1 3 1 3 4 3 3 3 3 3 3 3 3 3 4 3 3 3 4 3
    3 4 3 2 1 1 3 3 4 3 3 3 3 3 3 4 4 3 3 4 3
    4 4 3 2 3 4 2 3 4 3 4 3 3 3 3 4 3 3 3 2 3
    5 3 3 2 3 1 2 3 1 3 3 3 3 3 2 4 3 3 3 4 3
    6 4 3 2 3 4 2 1 4 3 2 2 3 3 3 4 3 3 3 2 3
    7 4 3 2 3 4 2 3 4 3 3 3 3 3 3 4 3 3 3 4 3
    8 4 3 2 3 4 2 3 4 3 3 3 3 3 3 4 3 3 3 3 3
    9 4 3 2 3 4 2 3 4 3 4 3 3 3 3 4 3 3 3 4 3
    10 4 3 2 3 4 1 4 3 3 3 3 3 4 3 4 3 3 3 4 3
    11 4 3 2 4 4 2 3 4 3 3 4 3 4 3 4 3 3 3 4 4
    12 4 3 2 3 4 2 3 4 3 3 3 3 3 3 4 3 3 2 4 3
    13 4 3 2 3 4 2 3 4 3 3 3 3 3 3 3 3 3 4 4 3
    14 2 2 2 3 4 2 3 4 3 3 3 3 3 3 1 3 3 3 2 3
    15 2 2 2 2 2 2 3 4 2 3 3 3 3 3 4 3 3 3 2 3
    16 4 2 2 3 2 2 3 4 1 3 3 3 3 3 3 3 3 3 3 3
    17 4 4 2 3 4 2 3 4 3 3 3 3 4 3 3 4 3 3 4 3
    18 4 4 2 3 4 4 4 4 4 3 3 3 4 3 3 4 4 4 4 3
    19 4 4 2 4 4 4 4 3 3 4 3 3 3 3 4 4 3 4 4 3
    20 4 4 4 4 4 4 4 4 3 4 4 4 4 4 4 4 4 4 4 4
    jumlah 69 61 41 60 70 47 62 74 58 63 61 60 64 60 73 65 62 63 70 62
    r-hitung 0,49 0,81 0,61 0,55 0,46 0,63 0,59 0,19 0,45 0,54 0,57 0,55 0,61 0,62 0,17 0,64 0,70 0,59 0,49 0,59
    2675 3141 3142 1202 5763 1309 1452 1774 4689 3815 8122 1202 8569 9945 9995 6941 5522 6021 9317 4852
    r-tabel 0,44 0,44 0,44 0,44 0,44 0,44 0,44 0,44 0,44 0,44 0,44 0,44 0,44 0,44 0,44 0,44 0,44 0,44 0,44 0,44
    4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4
    status V V V V V V V V V V V V V V TV V V V V V
    Jumlah 19
    valid
    Jumlah 1
    tidak valid
    jml
    varian 1,10 0,36 0,26 0,42 1,10 0,66 0,41 0,53 0,30 0,23 0,15 0,10 0,27 0,10 0,55 0,19 0,09 0,23 0,68 0,09
    263 578 052 105 526 052 052 684 526 947 526 526 368 526 526 736 473 947 421 473
    2 9 6 3 3 6 6 2 3 4 3 3 4 3 3 8 7 4 1 7
    k 19
    Jumlah 7,91
    vaarian 315
    butir 8
    varian 38,1
    total 973
    7

    realibilita 0,83
    s 688
    1
    1. Perhitungan validalitas untuk item nomor 1

    No X Y X2 Y2 XY
    1 1 58 1 3364 58
    2 1 59 1 3481 59
    3 4 60 16 3600 240
    4 4 62 16 3844 256
    5 3 55 9 3025 165
    6 4 57 16 3249 228
    7 4 63 16 3969 252
    8 4 62 16 3844 248
    9 4 64 16 4096 256
    10 4 63 16 3969 252
    11 4 67 16 4489 268
    12 4 62 16 3844 256
    13 4 63 16 3969 252
    14 2 55 4 3025 110
    15 2 54 4 2916 108
    16 4 56 16 3136 224
    17 4 65 16 4225 260
    18 4 71 16 5041 284
    19 4 70 16 4900 280
    20 4 79 16 6241 316
    Jumlah 69 1245 259 78227 4356

    r = n∑XY-∑X∑Y

    √(n∑X2 – (∑X)2) – (n∑Y2-(∑Y)2)

    = (20×4356)–(69×1245)

    √(20×259-(69)2)×(20×78227-(1245)2)

    = 1215

    √6081785

    =0,492
    2. Korelasi Point Biserial

    Skor Item Skor


    Resp
    1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 Total
    1 1 1 1 1 1 1 1 1 1 0 1 1 1 1 1 14
    2 1 1 1 1 1 1 1 1 1 0 0 0 1 1 1 12
    3 0 1 1 1 1 1 1 1 1 0 0 1 1 0 1 11
    4 1 1 0 1 1 1 1 1 1 1 1 0 0 0 1 11
    5 0 1 0 0 1 1 1 1 1 1 0 0 0 0 1 8
    6 0 1 1 0 1 1 1 1 1 1 1 1 0 1 1 12
    7 0 1 0 0 0 1 1 1 1 1 0 0 1 0 1 8
    8 1 1 1 1 1 1 1 1 1 0 0 0 0 0 1 10
    9 1 0 1 1 1 1 0 1 1 0 1 1 0 1 1 11
    10 1 0 0 0 1 1 0 1 1 0 1 0 0 1 1 8
    11 0 0 0 0 1 1 0 1 1 0 0 0 0 0 0 4
    12 0 0 1 0 1 1 1 0 1 0 0 0 0 0 0 5
    13 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 1
    14 1 0 0 0 0 0 1 0 0 0 0 0 0 0 0 2
    15 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 1
    16 0 1 0 1 0 0 1 0 0 0 0 0 0 0 0 3
    17 1 1 1 1 1 0 0 1 0 0 1 0 0 1 1 9
    18 1 1 1 1 0 0 0 1 1 1 1 1 1 1 0 11
    19 1 1 1 1 1 0 1 1 1 1 1 1 1 0 0 12
    20 1 1 1 1 1 1 1 1 1 1 1 1 1 0 0 13
    r
    Perhitungan validitas untuk item nomor 1

    No X1 Y Y2
    Xi = 14+12+11+10+11+8+2+9+11+12+13 = 113 = 10,2
    1 1 14 196
    2 1 12 144 11 11
    3 0 11 121
    4 1 11 121 Xt = 14+12+11+11+8+12+8+10+11+8+4+5+1+2+1+3+9+11+12+13
    5 0 8 64 20
    6 0 12 144 = 166 =
    7 0 8 64 20

    √ √
    8 1 10 100 ∑Y 2 – (∑Y ) ² 1710 – ( 166 ) ²
    9 1 11 121 St = QQQQ n = QQQQ 20 = 16,61
    10 1 8 64
    n 20
    11 0 4 16
    12 0 5 25
    Pi = 11 = 0,55
    13 0 1 1
    20
    14 1 2 4
    qi = 1 – Pi = 1- 0,55 = 0,45
    15 0 1 1

    √
    16 0 3 9
    r bis (i) = 10,2-8,3
    0 , 55 = 0,125
    17 1 9 81
    18 1 11 121
    0 , 45
    19 1 12 144
    16,6
    20 1 13 169
    Jumla
    11 166 1620
    h

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