21. 在多元線性迴歸中，調整後R2用於： (A)增加解釋力 (B)計算誤差 (C)檢定斜率 (D)懲罰過多自變數 2/4

6. Assuming the law of supply holds. If the price-quantity combination (P=10, Q=8) ison a particular supply curve, which of the following price-quantity combinationsmight be on the same supply curve?rmation (A) (P=12, Q=6) (B) (P=15, Q=4)(C) (P=8, Q=10) (D) None of the above.