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VARIABLES CONTROL CHARTS PS. SUPERVISOR JAMINAN MUTU PANGAN PROGRAM DIPLOMA - IPB.

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Presentasi berjudul: "VARIABLES CONTROL CHARTS PS. SUPERVISOR JAMINAN MUTU PANGAN PROGRAM DIPLOMA - IPB."— Transcript presentasi:

1 VARIABLES CONTROL CHARTS PS. SUPERVISOR JAMINAN MUTU PANGAN PROGRAM DIPLOMA - IPB

2 Subgrup (i) PengukuranPerhitungan x1ix1i x2ix2i...x nk RiRi sisi 1 x 11 x 21...xn1xn1 R1R1 s1s1 2 x 12 x 22...xn2xn2 R2R2 s2s2 3 x 13 x 23...xn3xn3 R3R3 s3s k x1kx1k x2kx2k x nk RkRk sksk

3 Rumus Perhitungan Centerline

4

5 R Chart

6 s Chart

7 CenterlineUCLLCL R Chart

8 CONTOH KASUS Dari berbagai batch yang dihasilkan automatic filling machine pada periode tanggal 8 – 12 Mei, setiap harinya diambil 4 kemasan produk per batch untuk diukur volumenya.

9 TglBatchx1x1 x2x2 x3x3 x4x4 x-barR 8 Mei Mei Mei Mei Mei Untuk n = 4 : A 2 = D 4 = D 3 = 0 Centerline = UCL = LCL =

10 TEST 5. 2 out of 3 points more than 2 standard deviations from center line (on one side of CL). Test Failed at points: 15

11 CenterlineUCLLCL s Chart

12 Tgl Batchx1x1 x2x2 x3x3 x4x4 x-bars 8 Mei Mei Mei Mei Mei Untuk n = 4 : A 3 = B 4 = B 3 = 0 Centerline = UCL = LCL =

13 TEST 5. 2 out of 3 points more than 2 standard deviations from center line (on one side of CL). Test Failed at points: 15

14 CenterlineUCLLCL

15 Tgl Batchx1x1 x2x2 x3x3 x4x4 MedianR 8 Mei Mei Mei Mei Mei Untuk n = 4 : A 5 = D 6 = 2.33 D 5 = 0 Centerline = UCL = LCL =

16 Batch Sample Median UCL = LCL = 281.4

17 R Chart Volume Produk UCL = 39.6 LCL = 0.0

18 Standard given : CenterlineUCLLCL

19 Latihan : Misalnya untuk Contoh Kasus Automatic filling machine diketahui bahwa :

20 TglBatchx1x1 x2x2 x3x3 x4x4 x-barRs 8 Mei Mei Mei Mei Mei Untuk n = 4 : A = D 1 = 0 D 2 = B 5 = 0 B 6 = d 2 = c 4 = Centerline = UCL = LCL =

21

22 Test Results for Xbar Chart TEST 1. One point more than 3.00 standard deviations from center line. Test Failed at points: 1, 2, 4, 7, 10, 11, 13, 15 TEST 2. 9 points in a row on same side of center line. Test Failed at points: 17 TEST 5. 2 out of 3 points more than 2 standard deviations from center line (on one side of CL). Test Failed at points: 2, 3, 4, 5, 6, 7, 11, 13, 15 TEST 6. 4 out of 5 points more than 1 standard deviation from center line (on one side of CL). Test Failed at points: 4, 5, 6, 7, 9, 10, 11, 13, 14, 15, 16, 17, 19, 20 Test Results for R Chart TEST 1. One point more than 3.00 standard deviations from center line. Test Failed at points: 5, 18

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24 Test Results for Xbar Chart TEST 1. One point more than 3.00 standard deviations from center line. Test Failed at points: 1, 2, 4, 7, 10, 11, 13, 15 TEST 2. 9 points in a row on same side of center line. Test Failed at points: 17 TEST 5. 2 out of 3 points more than 2 standard deviations from center line (on one side of CL). Test Failed at points: 2, 3, 4, 5, 6, 7, 11, 13, 15 TEST 6. 4 out of 5 points more than 1 standard deviation from center line (on one side of CL). Test Failed at points: 4, 5, 6, 7, 9, 10, 11, 13, 14, 15, 16, 17, 19, 20 Test Results for S Chart TEST 1. One point more than 3.00 standard deviations from center line. Test Failed at points: 5, 15, 18


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