For the items listed in the following chart, obtain a quantity of 48. Measure the indicated characteristics

Question:

For the items listed in the following chart, obtain a quantity of 48. Measure the indicated characteristics and determine the process mean and standard deviation. Use a sample size of 4, so that 12 samples are produced.
Item Characteristic(s) You Can Measure
Flat washer .................... Weight, width, diameter of hole, outside diameter
Paper clip ....................... Length, diameter of wire
Coin (penny, dime) ........... Diameter, thickness at point, weight
Your choice .................. Your choice