Probability Vocabulary
Probability with Dice
Calculate that Probability!
Probability Scale/Line
Probability Potluck
100
in a perfect world, we would expect these results (type of probability)
theoretical probability
100
the probability of rolling a 2 (give answer as a fraction)
1/6
100
What is the probability of drawing spades?
4/20 or 1/5
100
Impossible equals what number on the probability line?
l______________________________l
0 1/4 1/2 3/4 1
0
100
Given a 4 color spinner with equal parts (red, blue, yellow, green) what is the probability of spinning red?
1/4 or 0.25 or 25%
200
this probability term is used to describe the likelihood that you will find a four-leaf clover this week
unlikely
200
Probability of an even number or a 1
(give as a fraction, decimal and percent)
4/6 or 0.666 (0.67) or 67%
200
What is the theoretical probability of landing on green or blue?
2/4 or 1/2
200
Certain equals what number on the probability line?
l______________________________l
0 1/4 1/2 3/4 1
1
200
You have a bag of marbles, four red and five green. What is the probability of choosing red?
4/9 or 0.44 or 44%
300
The second event is influenced by the first event
dependent events
300
Probability of rolling an 8 on a single die
0
300
What is the experimental probability of landing on green or blue?
15/40
300
the probability of pulling a green marble (on the probability line as a fraction)
l______________________________l
0 1/4 1/2 3/4 1
3/4 (likely)
300
Given a 4 color spinner with equal parts (red, blue, yellow, green), the probability of spinning red then blue (as a fraction)
1/16
400
The fraction of actual outcomes to the total number of possible outcomes in repeated trials
experimental probability
400
probability of rolling a 5, then a 2 (as a fraction)
1/36
400
Probability of flipping heads twice in a row (as a fraction)
1/4
400
If a probability is even chances, what is the percentage on the probability line?
50%
400
the theoretical probability of pulling a diamond from a deck of cards
13/52 or 1/4 (0.25 or 25%)
500
when the first event has no impact on the results of the second event
independent events
500
the probability of rolling a six then a number less than 3 (as a fraction)
2/36 or 1/18
500
What is the experimental probability of not landing on green?
34/40
500
the probability of pulling an orange marble (on the probability line as a fraction)
l______________________________l
0 1/4 1/2 3/4 1
unlikely (1/4)
500
What is the probability I draw a purple marble and spin green (as a fraction)?
2/44 or 1/22