Use the table given below to answer the following questions:
Q1) If we were to ask one person at arbitrary, determine the probability that they will like punk rock?
Q2) If we were to ask one person at arbitrary, determine the probability that they will be in the age group 21 - 25?
Q3) If we were to ask one person at arbitrary, determine the probability that they will be 17-21 and enjoy country?
Q4) If we were to ask three people at arbitrary, determine the probability that they will all prefer punk rock?
|
AGE/GENRE
|
Punk Rock
|
Techno
|
Pop
|
Country
|
TOTAL
|
|
12 - 16
|
15
|
6
|
34
|
3
|
58
|
|
17 - 21
|
25
|
10
|
21
|
7
|
63
|
|
21 - 25
|
10
|
30
|
24
|
14
|
78
|
|
25 - 30
|
5
|
17
|
26
|
24
|
72
|
|
30+
|
2
|
4
|
28
|
20
|
54
|
|
TOTAL
|
57
|
67
|
133
|
68
|
325
|