stud
bud
Sign up
Log in
Home
Library
Explore
SAT
More
Unit 12 - Chapter 9 Review Flashcards | StudBud
Explore
/
Unit 12 - Chapter 9 Review
Unit 12 - Chapter 9 Review
18 terms
·
StudBud Administration
·
111 plays
A math quiz to help students review concepts from 7th grade probability and statistics units.
Flashcards
18 cards
F
Practice quiz
P
Host live
L
Questions
18
Answers
1
What is the probability of the spinner landing on an even number?
1/6
4/6
1/2
3/5
2
Beth tossed a coin 30 times and got 8 heads and 22 tails. What does the number 1/2 represent?
Experimental probability of tails
Experimental probability of heads
Theoretical probability of tails
Theoretical probability of heads
3
What is the probability of the spinner landing on green?
3
1/36
1/6
1/3
4
List
all the favorable outcomes of selecting a vowel letter.
L, M, B
A
A, A, A
A,A,A,A
5
What is the likelihood of choosing the letter A?
It will happen.
Somewhat Unlikely
Impossible
Somewhat Likely
6
Find the number of ways choosing a consonant can occur.
3
L B, M
A
4
7
A bag contains 2 black marbles and 6 white marbles.Find P(black,then white) without replacement
12/56
2/8
3/14
6/8
8
Are the events dependent or independent? Flip a tails and spinning a spinner.
Dependent Events
Independent Events
9
If the outcome of one event does not affect the probability of a second event, we call them...
Independent Events
Dependent Events
10
Use the spinner. Find P (NOT purple).
2/7
5
5/6
1/6
11
If the outcome of one event affects the probability of a second event, we call them...
Independent events
Dependent events
12
Talia has 4 shirts and 2 pairs of shorts in her suitcase. How many outfits can she make?
8
4
6
42
13
4 out of 10 say their favorite color is blue. Out of 200 people, how many probably prefer blue?
80 people
40 people
100 people
4 people
14
Find the number of ways choosing white can occur.
4/7
3/7
4
3
15
Beth tossed a coin 30 times and got 8 heads and 22 tails. What does the number 8/30 represent?
Theoretical probability of tails
Theoretical probability of heads
Experimental probability of tails
Experimental probability of heads
16
Use the spinner. Find P (yellow, then orange)
2/6
1/6
1/36
8
17
A bag contains 2 black marbles and 6 white marbles. Find P(black, black) without replacement
1/28
2/8
1/64
2/56
18
A sandwich shop has 5 kinds of meat and 3 kinds of cheese. How many combinations can they make?
15
2
125
53
