Tyler sells bees and beekeeping supplies. Bees (including a queen) are shipped in special packages according to weight. The target weight of a package is 1.2 kg. Historically, Tylers shipments have weighed on average 1.2 kg, with a standard deviation of 0.18 kg.

a. (*) Calculate the process capability ratio, assuming that the lower and upper tolerance limits are 1.1 kg and 1.3 kg respectively. Is Tyler currently able to meet the tolerance limits 99.7% of the time?