please label all steps of the problem

please attach file of plotted sample range values

please comment on the process control

3.17. A machine at the Pacific Fruit Company fills boxes with raisins. The labeled weight of the boxes is 9oz. The company wants to construct an R-chart to monitor the filling process and make sure the box weights are in control. The quality-control department for the company sampled five boxes every two hours for three consecutive working days. The sample observations are as follows: Construct an R-chart from these data with 3 control limits, plot the sample range values, and comment on process control