When each member of one sample corresponds to a member of the other sample, these two samples are considered as independent samples II dependent samples II paired samples IV matched samples O I and II III and IV II, III and IV O All of the above

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A: Solution: n= 20 Sample size  ∑x=6949x=∑xn=694920=347.45  Sample mean∑(x-x)2=658.95s2=∑(x-x)2n-1s2=65...

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