Miscellaneous
Simple Probability
Experimental Probability
Predictions
Compound Probability
100
Deepa rolls a standard six-sided die, numbered from 1 to 6. Which word or phrase describes the likelihood that she will roll an 8?
impossible
100
In a 12-sheet package of construction paper, there are 5 blue sheets.
What is the probability that you select a color that is NOT blue?
5 are blue.
7 are NOT blue.
7/12 = 0.58333...
about = 58.3%
100
Of the 12 people who have taken their seats at a seminar, 5 have red hair. What is the experimental probability that the next person to take a seat will have red hair?
5/12 or about 41.7%
100
If you roll a number cube 24 times, what is the best prediction for the number of times it will land on the number 3.
4 times
100
To calculate compound probability, you find the probability of each event and you ______ them.
a. add
b. subtract
c. multiply
d. divide
c. multiply
200
You choose between a sweatshirt, sweater, or jacket. You choose pants, shorts, or sweats. You choose between boots or tennis shoes. Find the total number of possible outcomes when you choose one top, one bottom, and one pair of shoes.
3*3*2= 18 possible outcomes
200
Answer as a fraction in simplest terms:
A food company conducted a survey and found that 12 out of 20 people had french toast for breakfast yesterday.
What is the probability that a randomly selected person had french toast for breakfast?
Probability is favorable/total
12/20 = 3/5
200
Trevor gets 10 heads when flipping a weighted coin 18 times.
What is the experimental probability that the next flip will come up heads?
What is the theoretical probability that the next flip will come up heads?
Experimental: 10/18 or about 55.6%
Theoretical: 1/2 or 50%
200
If you spin this spinner 21 times, how many times would you expect to land on green?
6 times
200
What is the probability of flipping tails and rolling a four?
1/12 or 8.3%
300
You flip a coin twice. Are these events dependent or independent?
Independent
300
Ms. D'Angelo's playlist is set to random. What is the probability that the next song will be Hip Hop or K-Pop?
5 + 15 = 20
20/30 = 66.7%
300
On the last day of a Shakespeare class, an English teacher asked her students which play they liked the best, and she recorded the results to date.
What is the experimental probability that the next student to respond likes Hamlet best?
2/12 or about 16.7%
300
Each turn in a game, you randomly draw a card from a deck and replace it. The table shows the number of times you draw each card numbered 1-4. How many times can you expect to draw a 3 number in 30 turns?
9 times
300
You roll two dice at the same time.
What is the probability that the first die lands on 4 and the second die lands on an odd number?
3/36 = 8.3%
400
You draw a card from a deck, keep it, and then draw a second card. Are these events dependent or independent?
dependent
400
If you pick a marble at random, what is the probability that will you select a marble that is NOT red?
12/15 = 80%
400
Morning Donuts tracked how many of each type of donut were recently sold.
What is the experimental probability that the next donut sold will be a cake donut?
2/10 or 20%
400
Use the table to predict the number of times you will spin red when you spin the spinner 75 times.
About 20 times
400
If you pick a card at random and spin the spinner, what is the probability that you pick a card with 7 and the spinner lands on the space that is NOT 7?
4/35 = 11.4%
500
What is the sample space when you flip a coin?
heads, tails
500
Consider this spinner: What is the probability of spinning a 2?
0% or impossible
500
Aubrey's Pie Shop recently sold 6 cherry pies and 14 other pies. What is the experimental probability that the next pie sold will be a cherry pie?
6/20 or 30%
500
Use the table to predict the number of times you will spin not green when you spin the spinner 75 times.
About 50 times
500
You have 12 books, 5 of which are mystery. What is the probability that you randomly choose two different books and both are mystery?
(5/12)(4/11)= 5/33 or 15.2%