Answer all questions with explanation

Suppose you are in charge of procurement for a company selecting suppliers. You are selecting a part that is supposed to have dimensions of 13.5 .05 cm You have samples of 24 parts from three companies. For company 1, the sample mean is 13.497 cm and the standard deviation is 0.013 cm. For company 2, the sample mean is 13.503 cm and the standard deviation is 0.014 cm. For company 3, the sample mean is 13.487 cm and the standard deviation is 0.012 cm. Based only on their process capability, which of these suppliers would you choose? If you were considering more than their process capability, would you change your answer? Also, find the defect rates.