$3\mathrm{.}8.$ Telecom manufactures electronic components for computers. One measure it uses to monitor the quality of its distribution process is the number of customer invoice errors. The distribution center manager monitored the company$$s order processing and distribution by recording the number of invoice errors for $30$ days. The sample results are as follows:DayNumber of ErrorsDayNumber of Errors $14166261793218124519105120116321874228872379624310525411102671282710139281214929121573014$Construct a c$-$chart with $\backslash$sigma $3\backslash$sigma $$ limits for invoice errors and indicate if the process was out of control at any time.