Questions

• More About Probability Recognize the concept and notation of conditional probability

  威明和小莉輪流投擲一枚均勻的骰子，直到其中一人投出點數「1」或「6」為止。威明首先投擲骰子。求威明投出點數「6」的概率。

  2018

• More About Probability Recognize the notation of set language including union, intersection, and complement Understand the addition law of probability and concepts of mutually exclusive events and complementary events

  從九個分別記有數字 $1 、 2 、 3 、 4 、 5 、 6 、 7 、 8$ 及 $9$ 的球中, 隨機同時抽出兩個數字。求抽出的兩個數字為連續整數的概率。

  2019

• Introduction to Various Stages of Statistics

  下表顯示某些學生在一年内所獲優點的數目的分佈。 \begin{tabular}{|c|c|c|c|c|c|} \hline 所獲優點的數目 & 6 & 7 & 8 & 9 & 10 \\ \hline 學生人數 & 32 & 36 & 28 & 18 & 2 \\ \hline \end{tabular} 下列何者正確？

  2019

• More About Probability Recognize the notation of set language including union, intersection, and complement Understand the addition law of probability and concepts of mutually exclusive events and complementary events

  某袋中有2個綠色杯子、8個藍色杯子和9個紅色杯子。如果從袋中隨機同時抽出6個杯子，求抽出至少1個藍色杯子的概率。

  2019

• More About Probability Recognize the notation of set language including union, intersection, and complement Understand the addition law of probability and concepts of mutually exclusive events and complementary events

  某數學比賽共設三題。素珊答對第一題、答對第二題及答對第三題的概率分別為 $\frac{1}{3} 、 \frac{1}{5}$及 $\frac{1}{7}$ 。索珊在該比賽中答對至多 2 題的概率為

  2019

• More About Probability Recognize the notation of set language including union, intersection, and complement Understand the addition law of probability and concepts of mutually exclusive events and complementary events

  從四張分別記有數字 3、5、7 及 9 的紙卡中, 隨機同時抽出兩個數字。求抽出數字之積大於 35 的概率。

  2020

• Permutations and Combinations Understand the concept and notation of permutation Solve problems on the permutation of distinct objects without repetition

  6 名男生與 5 名女生排成一隊。若沒有男生相鄰而排，則可排成多少不同的隊形？

  2020

• More About Probability Recognize the notation of set language including union, intersection, and complement Understand the addition law of probability and concepts of mutually exclusive events and complementary events

  某箱子內有 8 本中文書及 7 本英文書。若從該箱子中隨機同時抽出 5 本書, 求抽出至多 3 本中文書的概率。

  2020

• More About Probability Recognize the notation of set language including union, intersection, and complement Understand the addition law of probability and concepts of mutually exclusive events and complementary events

  下面的幹葉圖顯示一群工人的體重（以公斤為單位）的分佈。 若從該群中隨機選出一名工人，求所選出的工人的體重不少於該分佈的下四分位數的概率。

  

  2021

• Permutations and Combinations Understand the concept and notation of combination Solve problems on the combination of distinct objects without repetition

  某委員會由 20 名學生及 10 名教師組成。若從該委員會中選出 7 名委員組成一個有至少 4 名學生的合唱團，則可組成多少個不同的合唱團？

  2021