These are the diameters of the aluminum tubes produced by the night shift. All measurements are in mm:

52.53	53.35	56.76
50.43	59.87	54.02
55.96	50.78	54.39
51.68	51.22	52.96
51.27	51.81	50.09
53.73	56.37	52.44
56.30	53.03	57.50
51.93	53.04	51.60
58.77	56.81	57.19
59.63	54.08	56.59
52.55	51.77	54.17
54.23	57.53	52.05
56.69	52.79	50.43
50.76	58.26

The customer had communicated previously that their acceptable tolerance is 54 +/- 0.5 mm. Based on the statistical data and specification limits,

What is the estimate of the % of tubes that will be greater than the specification?

What is the estimate of the % of tubes that will be less than the specification?