Question: Please help A process sampled 20 times with a sample of size 7 resulted in x = 27.5 and R = 1.7. Compute the upper

Please help

A process sampled 20 times with a sample of size 7 resulted in x = 27.5 and R = 1.7. Compute the upper and lower control limits for the E and R charts for this process. Round your answers to two decimal places. Use Table 19.3. R Chart: UCL LCL Chart: UCL LCL
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