50) 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 Ipm 6.66 6.68 6.67 6.71 6.76 5.78 4 pm .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 the lower control factor of the range? A) 0 B) 2.115 C) 2.004 D) 3.0 51) 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 6.7 6.72 6.71 6.76 6.75 6.74 1 pm 6.66 6.68 6.67 6.71 6.76 6.78 4 pm 6.73 6.74 6.72 5.76 6.78 6.75 7 pm 6.75 6.73 6.75 6.77 6.79 6.75 What is the upper control limit (UCL) for the mean? A) 6.738 B) 6.999 C) 6.779 D) 7.221