Riggs & Keeler Industries has decided to use an R-Chart to monitor the changes in the variability of their 56.00 pound bolts. The operations manager randomly samples 7 bolts and measures the weight of the sample (in pounds) at 17 successive time periods. Table Control Chart     Step 2 of 7 :  What is the Upper Control Limit? Rou

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Riggs & Keeler Industries has decided to use an R-Chart to monitor the changes in the variability of their 56.00

pound bolts. The operations manager randomly samples 7 bolts and measures the weight of the sample (in pounds) at 17

successive time periods.

Table

Control Chart

 

 

Step 2 of 7 : 

What is the Upper Control Limit? Round your answer to three decimal places.

Period obs1
obs2
obs3
obs4
obs5
obs6
obs7 Sample Range
1
56.01 55.98 55.99 56.04 56.00 56.02 55.98 0.06
2
55.95 55.98 55.95 55.96 56.02 55.99 56.04 0.09
56.05 55.98 55.97 56.01
56.02 55.97 56.02 56.05 56.03 55.99 56.01 0.08
3
56.02 55.98 56.04 0.08
4
56.04 56.01
55.99 56.02 56.05 56.02 56.00 0.06
56.00 55.96 56.01 55.97
56.02 55.99 55.96 56.01
6.
56.02 55.96 55.97 0.06
7
55.95 55.95 55.96 0.07
56.01 56.01 56.00 55.99
55.96 55.95 56.01 56.00 55.98 55.98 55.98 0.06
55.96 55.97 56.03 56.05
8
55.98 56.01 55.96 0.05
9.
10
55.98 56.05 0.09
11
56.03 56.00 56.03 55.96 55.99 56.04 56.00 0.08
12
56.01 56.02 55.96 55.96 56.02 56.02 55.99 0.06
13
56.04 55.96 56.02 55.99 56.04 56.03 55.98 0.08
55.99 55.99 55.99 55.98 55.98 56.02 55.98 0.04
55.99 55.99 55.96 55.97 55.98 56.04 56.02 0.08
14
15
16
56.04 55.98 55.99 55.95 55.97 55.97 0.09
17
56.00 56.01
56.02 55.96 55.98 55.97 56.03 0.07
Transcribed Image Text:Period obs1 obs2 obs3 obs4 obs5 obs6 obs7 Sample Range 1 56.01 55.98 55.99 56.04 56.00 56.02 55.98 0.06 2 55.95 55.98 55.95 55.96 56.02 55.99 56.04 0.09 56.05 55.98 55.97 56.01 56.02 55.97 56.02 56.05 56.03 55.99 56.01 0.08 3 56.02 55.98 56.04 0.08 4 56.04 56.01 55.99 56.02 56.05 56.02 56.00 0.06 56.00 55.96 56.01 55.97 56.02 55.99 55.96 56.01 6. 56.02 55.96 55.97 0.06 7 55.95 55.95 55.96 0.07 56.01 56.01 56.00 55.99 55.96 55.95 56.01 56.00 55.98 55.98 55.98 0.06 55.96 55.97 56.03 56.05 8 55.98 56.01 55.96 0.05 9. 10 55.98 56.05 0.09 11 56.03 56.00 56.03 55.96 55.99 56.04 56.00 0.08 12 56.01 56.02 55.96 55.96 56.02 56.02 55.99 0.06 13 56.04 55.96 56.02 55.99 56.04 56.03 55.98 0.08 55.99 55.99 55.99 55.98 55.98 56.02 55.98 0.04 55.99 55.99 55.96 55.97 55.98 56.04 56.02 0.08 14 15 16 56.04 55.98 55.99 55.95 55.97 55.97 0.09 17 56.00 56.01 56.02 55.96 55.98 55.97 56.03 0.07
R-Chant
0.20
0.16 -
0.12
0.08
0.04
T
10
15
Sample Number
Sample Range
Transcribed Image Text:R-Chant 0.20 0.16 - 0.12 0.08 0.04 T 10 15 Sample Number Sample Range
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