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30 銷售(Y 以$1,000 計)及廣告(X 以元計)間的迴歸分析得估計的迴歸方程式 = 2000 + 5 ,此方程式表示: (A)增加$4 的廣告會增加$5,000 的銷售 (B)增加$1 的廣告會增加$5 的銷售 (C)增加$1 的廣告會增加$2,500 的銷售 (D)增加$1 的廣告會增加$5,000 的銷售

31 在迴歸分析中,假如 SSE = 200 及 SSR = 600,則模型的解釋能力為何?(A) 25% (B) 50% (C) 75% (D) 95%

32 請問此時估計之最小平方迴歸直線為何? (A) ŷ = 12.88x - 0.38 (B) ŷ =12.88 -0.38x (C) ŷ = 10.13x - 4.84 (D) ŷ = 10.13 - 4.84x

58 What is an example of an “out-of-band” verification mentioned in the text? (A) Calling an independent, official phone number to verify. (B) Asking the caller to send a photo of their ID card. (C) Replying immediately to the suspicious video call to ask questions. (D) Sending a follow-up email to the same address that contacted you.

59 What is the meaning of the phrase “seeing is no longer believing” in this context? (A) People are losing their eyesight due to high-tech screen usage. (B) Officers should not collect video evidence because it is useless. (C) Digital images and videos can be faked so easily that they cannot be trusted. (D) Most crimes now happen in the dark where officers cannot see anything.

60 Why is the “Zero Trust” model considered a “shift in responsibility”? (A) Because the individual’s decision-making has become the first line of defense. (B) Because the police are not responsible for catching criminals any longer. (C) Because scammers are now responsible for proving they are real. (D) Because the public must now pay for their own digital protection.