Construct a normal probability plot for the following sam- ple of observations on coating thickness for low-viscosity paint ("Achieving a Target Value for a Manufacturing Process: A Case Study," J. of Quality Technology, 1992:

22-26). Would you feel comfortable estimating population mean thickness using a method that assumed a normal pop- ulation distribution? .83 .88 .88 1.04 1.09 1.12 1.48 1.49 1.59 1.62 1.65 1.71 1.29 1.29 1.31 1.76 1.76 1.83