Tugas Metrologi Dan Kendali Mutu Me-4a.docx

TugasMetrologidanKendaliMutu (8 Juli 2015) Tabelberikutmenunjukkanhasilpengukuranterhadap 125 cincintorak ring)denganmengambil 25 sampel (masing-masingsampelberukuran 5). No Sample 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25

1 74,030 73,995 73,988 74,002 73,992 74,009 73,995 73,985 74,008 73,998 73,994 74,004 73,983 74,006 74,012 74,000 73,994 74,006 73,984 74,000 73,988 74,004 74,010 74,015 73,982

Diameter CincinTorak (mm) 2 3 4 74,002 74,019 73,992 73,992 74,001 74,011 74,024 74,021 74,005 73,996 73,993 74,015 74,007 74,015 73,989 73,994 73,997 73,985 74,006 73,994 74,000 74,003 73,993 74,015 73,995 74,009 74,005 74,000 73,990 74,007 73,998 73,994 73,995 74,000 74,007 74,000 74,002 73,998 73,997 73,967 73,994 74,000 74,014 73,998 73,999 73,984 74,005 73,998 74,012 73,986 74,005 74,010 74,018 74,003 74,002 74,003 74,005 74,010 74,013 74,020 74,001 74,009 74,005 73,999 73,990 74,006 73,989 73,990 74,009 74,008 73,993 74,000 73,984 73,995 74,017

(piston

5 74,008 74,004 74,002 74,009 74,014 73,993 74,005 73,988 74,004 73,995 73,990 73,996 74,012 73,984 74,007 73,996 74,007 74,000 73,997 74,003 73,996 74,009 74,014 74,010 74,013

Buatlah diagram kendali X-bar dan R untuk data hasilpengukurantersebutdanberikankesimpulananda. Jikavolume produksicincintorak 1 juta unit denganspesifikasiukuran 74,000 ± 0,008 mm, tentukanberapa unit cincintorak yang memenuhispesifikasi.