# WSM 共筆 4/7 ## 課程筆記 ## 問題一: OOO ( # 字號是標題,越多 # 字越小 ) ### 出自投影片 XXX 頁 (隨便放個圖,直接拉過來就可以上傳)  可以回在下面 $$ \log \frac{s \times((N-df_t)-(S-s))}{(S-s)(df_t-s)} $$
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