Problem $10-7($Algo$)$ The postmaster of a small western town receives a certain number of complaints each day about mail delivery. Click here for the Excel Data File a$.$ Determine three $-$ sigma control limits using the above data. $($Round your intermediate calculations to $4$ decimal places and final answers to $3$ decimal places. Leave no cells blank be certain to enter $"0"$ wherever required. Round up any negative control limit value to zero.$)$ b$.$ Is the process in control? Yes No

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Problem $10-7($Algo$)$

The postme recelves a certain number of complaints each day about mell delivery

Chox here for the Exce Dota Fe a Determine three$-$sigma contro te weing the above cura $($Round your intermeclete calculations to $4$ decimal places and final answers to $3$ decimal places. Leave no calls blenk be certain to enter