The document is a collection of examples and exercises about probability. It includes a crossword puzzle with probability terms to fill in like probability, trial, and event. There are also examples of calculating the probability of different outcomes from experiments like drawing marbles from a bag, cards from a deck, and rolling a die. Formulas for probability are provided along with worked examples.

2. Crossword Puzzle: Complete the
crossword by filling in a word that fits to
the following description.

3. DOWN
1 – provides quantitative
description of the likely occurrence
of the specific event
3 – A process in which an
observation is obtained
ACROSS
2 – any possible result of an
experiment
4 – The set of all possible outcomes
of an experiment
5 – One occurrence of an
experiment
6 – any subset of sample space
1
2 3
4
5
6

4. DOWN
1 – provides quantitative
description of the likely occurrence
of the specific event
3 – A process in which an
observation is obtained
ACROSS
2 – any possible result of an
experiment
4 – The set of all possible outcomes
of an experiment
5 – One occurrence of an
experiment
6 – any subset of sample space
1P
R
2O U T C O M 3E
B X
4S A M P L E S P A C E
B E
I R
L I
I M
5T R I A L E
Y N
6E V E N T

5. Guess and write what objects/
things is in the box by only
touching it. Write a percentage
of chances that your answer is
correct.

6. There are 6 pictures have
something in common. Below that,
there are lines that give clues how
many letters of that words and there
will be scrambled keyboard of possible
letters to use in finding the missing
word.

7. ___ ___ ___ ___ ___ ___ ___ ___ ___ ___ ___
P I R B T A
E B L I Y O

8. _P_ _R_ _O_ _B_ _A_ _B_ _I_ _L_ _I_ _T_ _Y_
P I R B T A
E B L I Y O

11. is equal to number of
ways an event can happen over the total
number of possible outcomes.

12. where;
is the probability of an event;
is the number of events
is the number of possible
outcome or sample space

13. 0 1½

14. A bag contains , , and
marbles. If a marble is drawn at random,
what is the probability that it is
a. a red marble?
b. a yellow marble?
c. a blue and red marble?

15. What is our formula for probability of an event?
What is P(E)?
How about n (E)?
Lastly, what is n(S)?

16. 1. A letter from the word
PHILIPPINES is randomly
chosen. What is the
probability that it is letter P?
3/11

17. 2. A letter from the word
PHILIPPINES is randomly
chosen. What is the probability
that it is a vowel?
4/11

18. 3. A letter from the word
PHILIPPINES is randomly
chosen. What is the probability
that it is a letter Z?
o

19. 4. A card is drawn from a deck of
52 cards. What is the probability
that the card drawn is an ace?
4/52 or 1/13

20. 5. A card is drawn from a deck of
52 cards. What is the probability
that the card drawn is a heart?
13/52 or 1/4

21. “for if ye forgive men
their trespasses, your heavenly Father
will also forgive you. But if ye forgive not
men their trespasses, neither will you
Father forgive your trespasses”

22. A fair die is rolled. What is the
probability of the following event;
a. getting an even number?
b. getting a prime number?
c. getting an odd number?
d. getting a number greater than 2?
e. getting number less than 10?

23. A card is drawn from a deck of 52
cards. What is the probability that the
card drawn as
a. a spade? d. a king?
b. a face card? e. jack and queen?
c. not a diamond?