Easy Tax is a service company that prepares tax returns.An outside auditor has examined 20 samples each containing one completed tax return.The total number of defects observed over the 20 samples is 200.The standard deviation for the control chart is
A)2.2
B)3.2
C)3.9
D)4.5

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The Answer of Easy Tax is a service company that prepares tax returns.An outside auditor has examined 20 samples each containing one completed tax return.The total number of defects observed over the 20 samples is 200.The standard deviation for the control chart is
A)2.2
B)3.2
C)3.9
D)4.5

Easy Tax Is a Service Company That Prepares Tax Returns