Probability with a Deck of Cards
Probability with Dice
Probability Vocabulary
Theoretical vs.
Experimental
Experimental
Probability Potluck
100
Probability of drawing a 2 in any suit.
4/52 is about 8%
100
Probability of rolling a 2
1/6 is about 17%
100
The ratio of the number of ways an event can occur to the total number of equally likely outcomes
Theoretical Probability
100
**DAILY DOUBLE**
Probability of TWO coins both landing on heads?
25%
HH-HT-TH-TT
100
Given a 4 color spinner with equal parts (red, blue, yellow, green) what is the probability of spinning red?
1/4 is 25%
200
Probability of drawing the Queen of Hearts?
1/52 is about 2%
200
Probability of rolling an even number OR a 1
4/6 is about 67%
200
**DAILY DOUBLE**
Events that have no influence on each other
Independent
200
Probability of 2 dice landing on a sum equal to 8, 9, or 10?
(HINT: bell-shaped curve)
About 33%
200
You have a bag of marbles, four red and five green. What is the probability of choosing red?
4/9 is 44%
300
Probability of drawing a 2,3 or 4
12/52 is about 23%
300
**DAILY DOUBLE**
Probability of rolling an 8 on a single die
0% (Impossible)
300
The ratio of ACTUAL outcomes to the total number of possible outcomes in repeated trials
Experimental Probability
300
What is the THEORETICAL probability of landing on green or blue?
2/4 is 50%
300
42% of people make a New Year's Resolution to exercise more.
What is the probability that someone makes a DIFFERENT New Year's Resolution?
58%
400
**TRIPLE DOUBLE**
Probability of drawing any club, diamond OR face card?
(BE CAREFUL...overlapping events)
32/52 equals .615 or about 62%
400
Probability of rolling a "LUCKY" 7 using two dice.
(HINT: bell-shaped curve)
6/36 equal 1/6 which is .166666....or about 17%
400
The second event is influenced by the first event
Dependent
400
What is the EXPERIMENTAL probability of landing on green or blue based on these 40 spins?
15/40 equals .375 so about 38%
400
Based on the PROBABILITY LINE...what is the probability that most Wisconsin schools end in June?
Likely
500
**DAILY DOUBLE**
Probability of pulling any 7 OR a heart?
(be careful...overlapping data)
4 + 12 more= 16/52 is about 31%
500
Probability of rolling an EVEN sum using two dice.
(HINT: bell-shaped curve)
18/36 is 50%
500
The ratio of "what I want" to "what I don't want"
Odds
500
What is the THEORETICAL probability of NOT landing on orange?
3/4 is 75%
500
What is the theoretical probability of picking a purple marble?
2/11 equals .181818...so about 18%
600
Probability of NOT drawing an ace in any suit?
48/52 is about 92%
600
Probability of rolling two dice and the sum is NOT 12.
(HINT: bell-shaped curve)
35/36 is about 97%
600
P(m) * P(n) is the easiest method to use when determining the outcomes of _____________ events
Compound
(It's called the "Counting Principle")
600
What is the EXPERIMENTAL probability of not landing on orange, based on these 40 spins?
29/40 equals .725 so about 73%
600
**DAILY DOUBLE**
The theoretical probability of rolling a one THEN picking a red card out of a deck of cards
1/12 equals .08333... so about 8%
because
1/6 (1 out of 6) * 1/2 (half of cards are red)