20.<br><img src="https://img.yamol.tw/item/146468-0-5eb38afc9d8e9.jpg#s-665,103"><br>

20.

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統計： A(19), B(100), C(10), D(6), E(0) #146468

詳解 (共 2 筆)

Alovoe Ho

B1 · 2018/12/20

#3123889

X~E(0.5)，指數分配E(X)=0....

(共 33 字，隱藏中）

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hchungw

B2 · 2020/05/07

#3938440

E(X)=1/λ

=1/2

=0.5

複選題20.(AB) The way schools see it, today's hair codes are much laxer than they were in the past. (AC) It's commonly said that "It takes a ruler to draw a square, and compasses to make a circle." (AD) Schools ought to allow young students to explore life and to make their own mistakes. (AE) One cannot overemphasize the importance of how school regulations should be implemented. (BC) During their junior high school years, students experience rapid and violent changes in body and mind. (BD) This is a good opportunity for teachers and students to discuss how to create hair and dress regulations acceptable to everyone. (BE) In addition to regulations in black and white, some schools would have unwritten rules to control every aspect of student behavior. (CD) They think that sometimes kids talk back to teachers and parents not because they really disagree with them, but because of a sheer feeling of rebellion.

20.

詳解 (共 2 筆)

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