WorksheetsProbability
Total questions: 25
Worksheet time: 1hrs 21mins
Lauren spins the spinner with 8-equal sized sections one time.
Drag the tiles to arrange the events in order from LEAST LIKELY to MOST LIKELY.
spinning 6
spinning a 4 or 5
spinning a number greater than 5
spinning an even number
A deli offers the types of bread and sandwiches show in the table. How many possible outcomes are there?
(a)
What is the probability of something that is CERTAIN TO HAPPEN?
1
2 or more
0
100%
What is the probability of something that is IMPOSSIBLE TO HAPPEN?
0
1
0%
100%
The spinner is divided into eight equal parts. Find P(white) =
1/8
5/8
7/8
3/7
A box contains 50 marbles of which 8 are yellow, 10 are green, 16 are red and the remaining are blue.
A marble is drawn from the box at random. Find the percent of the probability that the marble drawn is green.
16%
20%
32%
10%
A dice (numbered 1-6) is rolled 20 times. How many times will a number less than 4 show?
5
10
15
Never
What is sample space?
a process with an uncertain result
a possible result of an action
a list of all possible outcomes of an event
a single outcome or group of outcomes
Probability is defined as...
the set of all possible outcomes.
the likelihood that an event will happen.
the fundamental counting principle.
an event that will probably happen.
P(not A) =
6/8
3/4
2/8
1/4
Any possible result of the experiment.
Outcome
Sample Space
Event
Experiment
What is THEORETICAL PROBABIITY?
What SHOULD happen
What happenED
What WILL happen
What most people WANT to happen
What is EXPERIMENTAL PROBABILITY:
What SHOULD happen
What happenED
What WILL happen
What most people WANT to happen
If you roll a die one time, find P(even number).
1/4
2/6, or 1/3
3/6 or 1/2
3/4
You draw a marble from a bag that has 4 red, 2 blue, and 3 green, you also flip a fair coin. What is the probability you will draw a blue marble and flip a heads?
1/9
3/9
3/6
5/6
If you choose 1 scoop of ice cream from 12 flavors and any 1 topping from a choice of 8, how many different ice-cream sundaes can you make?
58
96
20
192
The daily special at the House of Pies offers one of three featured pies and your choice of coffee, tea, milk or juice. How many ways can you order the special?
12
8
15
6
The tree diagram shows the outcomes of rolling a die and flipping a coin.
How many total outcomes are there?
6
12
24
36
You have a 3 tops, 2 pants and 2 shoes. How many total outfit options are represented?
12 outfits
22 outfits
3 outfits
7 outfits
A Tree Diagram is
A written list of all possible outcomes
A description of all possible outcomes
A drawing with branches of all possible outcomes
Use the tree diagram to find the probability of tossing a head first and then a tail when a coin is tossed twice.
1
1/2
1/4
1/8
What is the probability that you will get plain crust with ham on your pizza?
1/8
1/2
1/10
2/10
Match the following:
A line that ranks the likelihood of an event happening from 0 (impossible) all the way to 1 (certain).
Probability Line
The opposite of the event happening.
Complement of an Event
A list of all possible outcomes in an experiment.
Sample Space
The likelihood of something happening.
Probability
All the possible actions of an event.
Outcome
An/a (a) is one or a group of possible outcomes for a given situation.
The result of an experiment is a(n) (a) .
equally likely
simple event
