Marble Inc. makes countertops from a variety of high-end materials. To monitor the quality of its production processes the company randomly selects one countertop and counts the number of blemishes. The results for ten samples are shown below: Given the sample information above, the LCL using sigma = 3 for this process would be
A) 12
B) 8
C) 4

Question

Marble Inc. makes countertops from a variety of high-end materials. To monitor the quality of its production processes the company randomly selects one countertop and counts the number of blemishes. The results for ten samples are shown below:  Given the sample information above, the LCL using sigma = 3 for this process would be
A) 12 
B) 8 
C) 4

Quizplus · Accepted Answer

The Answer of Marble Inc. makes countertops from a variety of high-end materials. To monitor the quality of its production processes the company randomly selects one countertop and counts the number of blemishes. The results for ten samples are shown below:  Given the sample information above, the LCL using sigma = 3 for this process would be
A) 12 
B) 8 
C) 4