Question: Solve with all formulas in excel sheet 3. At Webster Chemical, lumps in the caulking compound could cause difficulties in dispensing a smooth bead from

 Solve with all formulas in excel sheet 3. At Webster Chemical,

Solve with all formulas in excel sheet

3. At Webster Chemical, lumps in the caulking compound could cause difficulties in dispensing a smooth bead from the tube. Even when the process is in control, there will still be an average of 4 lumps per tube of caulk. Testing for the presence of lumps destroys the product, so Webster takes random samples. The table below shows the results of the study. Determine the two-sigma upper and lower control limits for this process

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