Question

Short Answer Question We have m = 5 preliminary samples of size n = 3 (some numbers have unfortunately been erased by accident by a dumsy co-op student): 8 1 27.1 294 27.9 1.3 2 30.6 32.5 324 31.83 1.9 1.07 3 25.7 35.5 30 30.4 4.91 4 31.123.2 25 26.43 7.9 5 24.1 34.2 27.4 28.57 10.1 5.15 total: 145.13 32 16.57 What is the control chart (give the interval) for X from S?

Answer 1

Sgh Hese Mes E0=3 Table Liel X;,2 X;,3 De ri S; 2-2 294 27.2 1.3 27.9 - 27-) 30.6 3205 32.4 31.83 19 2 355 30 25.2 h.DE 5.5 4.91 3 23.2 25 361 26.43 b-t 4 4.14 24.1 34.2 27.4 28.57 101 SIS ک Total Elishi 32 16:57 15 143 = ķ = 27.9x3 = 27:1 F 2904 this 83.7 = 56.5 +13 dis = 83.7 -56.5 (2; 3=27.2 X1 = 29.4 - 27-2 = mod-min = 2.2 83 = 35.5 - 30 5.5 z Su = 16.57 - SifS2+5375s 16:57 Sy= 16.57 12.43 = 4.14 X Bd Chast formula CL = 5= Esi - 3.914 UCL = Bus whese Bu= constant =2-089 = 2.089 x 3-314 = 6.922996 B35 whese B320 LeL = LCL 20 CS Scanned with CamScanner

for a chast UCL =ř 4A whese Az is constant X = Exi Elish! = کے = 29.026 کے 8 A3 1.429 UCL = 29.026 +1:427 3.314 33.755078 LCL =ř - A5 = 29.026 - 4.729078 - 24.296922 ㅊ Control chast for from s is (24.296922 , 33. 28678 g CS Scanned with CamScanner

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