Download Math B30 Probability Group Project

Math B30 Probability Group Project
Names of Group Member:
I) Define the following and (where applicable) briefly describe the type of
question that would be asked and an general approach to solving.
a) Single Event Probability
b) “Or” Probabilities
c) Mutually Exclusive Events
d) “And” Probabilities
e) Dependent Events (Conditional probabilities)
f) Sample Space
II) Classify each of the following question and solve:
a) Single event probability
b) Addition of probabilities
c) Multiplication (independent events)
d) Multiplication (conditional probability – dependent events)
1. Draw 2 cards from a deck of cards without replacement. What is the probability
that the first card is an ace and the second card is a king?
_____
2. What is the probability that you roll a 3 on a single die?
_____
3. Roll 2 dice at once. What is the probability of rolling a sum of 8?
_____
4. 6 red, 3 blue and 5 white beads are in a jar. If you select 3 beads at random,
what is the probability that you select 3 white ones?
_____
5. If you draw a card at random from a deck of cards, what is the probability that
you draw a club or a queen?
_____
6.
Volleyball
Basketball
Total
Girls
6
8
14
Boys
3
10
13
Total
9
18
27
What is the probability that a student plays volleyball, given the student is a boy?
_____
7. A red and white dice are rolled at once. What is the probability that the
outcome is a sum of seven, or that the red die turns up even?
_____
8. If you have 2 children, what is the probability that the first child will be a girl
and the second child will be a boy?
_____
9. If you roll a die twice in a row, what is the probability that you roll a 6 each
time?
_____
10. If you draw 2 cards at random from a deck of cards, what is the probability
that you draw 2 queens?
_____
Rosengren, Melissa. (2008). Math Lessons. Estevan Sask