The individual variation between test strength of sample should not be – McqOptions

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1.	The individual variation between test strength of sample should not be more than?
A.	¬¨¬±5% of average
B.	¬¨¬± 10% of average
C.	¬¨¬± 15% of average
D.	¬¨¬±20% of average
Answer» D. ¬¨¬±20% of average

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