The apecificantions for a plastic liner for a concrete highway preject cals for viciness of 3.0mm+0.10mm. The standard deviation of the process is estrmated to be 0.02 mm. The upper specification limit for this product = mm (round your rosponse fo three decimal places). The iower specificabon limat for this product = mm (round your response to three docinal placts). The process is known to operate at a mean thickness of 3.0mm. The process capabalty index (C)= (round your retponse fo three decimal places). The upper specificalion limat les about standart deviabons from the centertine (mean thicknesw)