An chart is being developed using 25 samples of size 8 each.The average of 25 sample means is 6.20.The average of the 25 ranges is 0.30.The lower control limit is ___.
A)5.827
B)5.900
C)5.960
D)6.088
E)4.423

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The Answer of An chart is being developed using 25 samples of size 8 each.The average of 25 sample means is 6.20.The average of the 25 ranges is 0.30.The lower control limit is ___.
A)5.827
B)5.900
C)5.960
D)6.088
E)4.423

An Chart Is Being Developed Using 25 Samples of Size