: = (520 + 80) 1000 = 0.6 60%
W = Pi = (54+10)/ 100 = 0.64 64%
W = Pi = (52+7)/ 100=0,59 59%.
:
1 - = 3.65 -3,58 = 0.07
X2 - Xcp = 3.54-3.58 = -0.04
Wi - P = 0.64 - 0.6 = 0.04
W2 - P = 0.59 - 0.6 = -0.01
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