Measurement equivalence serves as the precondition for conducting substantive cross groupdifference comparisons.
测量工具满足测量等价性的要求是进行组间差异比较的前提条件。
2
Several differences are presented in sport intuition such as skill difference, individual difference and groupdifference.
运动直觉存在着运动水平差异、个体差异和项群差异。
3
Results Coronary artery narrow group its age, SBP, DBP, and PP comparison with coronary artery normal groupdifference has statistics significance(P<0.01).