Supply Chain Management

Please Answer Everything Correctly for a Like!

1. The fill size for a small bag of peanuts distributed by a popular airline is 50 grams. The producer wishes to set up a set of control charts for this process and collect the data shown in the table. 1a. What are the upper and lower control limits of the Rchart? 1b. What are the upper and lower control limits of the X -chart? 1c. If the weights of peanut bags in the next sample are 51.0,52.5,54.9, and 52.1 , is the process under control? Why? 2. A hot tub manufacturer wants the thermostat to control water temperature to within one degree when set at 130 degrees Fahrenheit. They randomly select 10 hot tubs and record the temperature using an infrared thermometer that has recently been calibrated. The average of the measured temperature is 130.2 with a standard deviation of 0.32 . 2a. Calculate the process capability ratio. \begin{tabular}{|l|l|l|l|l|} \hline Sample & Bag#1 & Bag#2 & Bag#3 & Bag#4 \\ \hline 1 & 54.5 & 54.3 & 53.8 & 50.4 \\ \hline 2 & 50.6 & 53.5 & 53.2 & 54.9 \\ \hline 3 & 51.1 & 54.3 & 50.4 & 50.7 \\ \hline 4 & 52.7 & 52.1 & 51.3 & 51.0 \\ \hline 5 & 51.7 & 51.2 & 54.7 & 54.3 \\ \hline 6 & 51.1 & 51.5 & 54.7 & 50.4 \\ \hline 7 & 54.0 & 52.3 & 54.7 & 51.4 \\ \hline 8 & 53.2 & 50.4 & 53.4 & 51.4 \\ \hline 9 & 51.9 & 50.2 & 50.2 & 52.9 \\ \hline \end{tabular}