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WorksheetsProbability: Section 7.1 and 7.2
Total questions: 21
Worksheet time: 38mins
Name
Class
Date
1.
Find P(tails | rolling a 3)
a)
126
b)
612
c)
121
d)
62
2.
Find P(Clash of clans | among us)
a)
555261
b)
376261
c)
261376
d)
261127
3.
Find P(M&M | kid)
a)
1947
b)
19490
c)
907
4.
P(Pizza Given Senior):
a)
10/15
b)
4/5
c)
2/3
d)
10/5
5.
The probability of an event occuring given that another event has already occured is called
a)
Independent Events
b)
Conditional Probability
c)
Dependent Events
d)
FPC
6.
What is the probability that a student does not participate in a club given that they take sign language?
a)
13825
b)
7725
c)
37825
d)
13877
7.
The outcome of one event does influence the outcome of the other event.
a)
mutually exclusive event
b)
probability
c)
dependent event
d)
simple probability
8.
The probability of something NOT happening is a ...
a)
Complement
b)
Outcome
c)
Empirical Probability
d)
Sub-Set
9.
Two Way tables show us (a) , or number of times, that something occurs.
Choose from the below words
frequency
relationship
categorical
10.
P(Sandals|Pants):
a)
4/20
b)
6/15
c)
1/2
d)
2/7
11.
What is P(Foreign language | Sport)?
a)
14/27
b)
7/12
c)
23/47
d)
37/47
12.
What is P(not sport | Foreign language)?
a)
23/37
b)
14/23
c)
14/37
d)
3/23
13.
The letters that form the word ALGEBRA are placed in a bowl. What is the probability of choosing a letter other than “A”?
a)
2/7
b)
5/49
c)
5/7
d)
10/49
14.
P(not A) =
*Remember to simplify.*
*Remember to simplify.*
a)
6/8
b)
3/4
c)
2/8
d)
1/4
15.
Yasmine places 4 blue beads and seven red beads in bag. What is the probability she picks a blue bead, puts it to the side and selects another blue bead?
a)
16/121
b)
6/55
c)
12/121
d)
1/5
16.
Is the event INDEPENDENT or DEPENDENT?
You have a jar with 24 pieces of chocolate candy and 14 pieces of orange candy. We take one piece of candy at random from the jar, put it back, and then take a second piece of candy at random from the jar.
You have a jar with 24 pieces of chocolate candy and 14 pieces of orange candy. We take one piece of candy at random from the jar, put it back, and then take a second piece of candy at random from the jar.
a)
Independent
b)
Dependent
17.
Is the event INDEPENDENT or DEPENDENT?
Amy plays card games. She picks a card at random. Then without putting the first card back, he picks a second card at random.
Amy plays card games. She picks a card at random. Then without putting the first card back, he picks a second card at random.
a)
Independent
b)
Dependent
18.
If you draw one card from a standard deck, what is the probability of drawing a 5 or a diamond?
a)
2/52
b)
4/52
c)
16/52
d)
26/52
19.
If you draw one card from a standard deck, what is the probability of drawing a spade or a red card?
a)
13/52
b)
26/52
c)
39/52
d)
Not possible
20.
Which of the following shows how to determine P(shaded number or number less than five)?
a)
4/8 + 4/8 - 2/8
b)
4/9 + 2/8 - 4/8
c)
4/8 + 6/8 + 2/8
d)
2/8 + 4/8 - 4/8
21.
Which event is not a dependent event?
a)
Picking 2 students to each be line leader and door holder from a group of 20 students
b)
Picking 2 marbles from a bag without replacing the first marble
c)
Picking 2 crayons from a box at the same time (simultaneously)
d)
Picking an earring, replacing it, then picking a 2nd earring
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