1. What is a subset of a sample space called? A. Element C. Set B. Event D. Cardinality 2. How is union of sets A and B denoted? A. AB C. A+ B B. AUB D. AC B 3. The union and intersection can be illustrated by means of A. Fish bone C. Venn Diagram B. Flow Diagram D. Organizational Chart 4. What is described if there are elements common to both events A and B? A. Complement C. Union B. Cardinality D. Intersection 5. Which type of events is affected by prior occurrence of the other event? A. Dependent C. Mutually exclusive B. Independent D. SimpleDirections: Solve the following. Encircle the letter of the correct answer. 1. In how many ways can 4 boys and 3 girls sit on a merry go round, where there are no two girls sit together? A. 144 C. 4 B. 234 D. 24 2. In how many distinguishable ways can we arrange the letters of the word PROBABILITY? A. 166,320 C. 39,916,800 B. 9,979,200 D. 3,628,800 3. There are 3 colored pens in the store. If you can buy 5 pieces with your money, how many combinations can you make if repetition is allowed? A. 243 C. 21 B. 35 D. 10 What's New Activity 2: Observe Me! Directions: Study the figure below. Observe the outcomes when a coin is tossed. FIRST Toss SECOND Toss Outcomes H(Head) H HH T HT H TH T(Tail) T TT How many outcomes are there when a coin is tossed twice? Answer: There are 4. (HH, HT, TH, TT)