46) A new machine is set or calibrated to fill tubes of toothpaste at precisely 6.75 ounces. Then, once the machine is running, a sample of six tubes is taken every three hours and weighed with the following results: WEIGHT OF TOOTHPASTE Time 7 am 6.69 6.68 6.79 6.77 6.74 6.76 10 am 6.71 6.72 6.71 6.76 5.75 5.74 1 pm 6.66 6.68 6.67 6.71 6.76 6.78 + pm 6.73 6.74 6.72 6.76 5.78 6.75 7 pm 6.75 6.73 6.75 6.77 6.79 6.75 What is the value of A2, the control limit factor for averages? A) 0 B) 1 C) 0.577 D) 0.483 47) A new machine is set or calibrated to fill tubes of toothpaste at precisely 6.75 ounces. Then, once the machine is running, a sample of six tubes is taken every three hours and weighed with the following results: WEIGHT OF TOOTHPASTE Time 7 am 6.69 5.68 6.79 6.77 6.74 6.76 10 am 6.71 6.72 6.71 6.76 6.75 6.74 1 pm 6.66 5.68 6.67 6.71 5.76 6.78 4 pm 6.73 6.74 6.72 6.76 6.78 6.75 7 pm 6.75 6.73 6.75 6.77 6.79 6.75 What is the range of the samples at 7 am? A) 0.05 B) 0.06 C) 0.11 D) 0.12