A movie site investigates the types of movie their customers buy, they record the cus- tomer's age and the movie genre of 240 customers. Suppose the data break down as follows Practice q # 22 p.197 chap 7 Age 12-20 21-29 30-39 40-49 50 and over Type of Movie Documentary Comedy 14 9 14 21 22 38 5976 15 Mystery 8 9 39 17 12
A movie site investigates the types of movie their customers buy, they record the cus- tomer's age and the movie genre of 240 customers. Suppose the data break down as follows Practice q # 22 p.197 chap 7 Age 12-20 21-29 30-39 40-49 50 and over Type of Movie Documentary Comedy 14 9 14 21 22 38 5976 15 Mystery 8 9 39 17 12
A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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Transcribed Image Text:A movie site investigates the types of movie their customers buy, they record the cus-
tomer's age and the movie genre of 240 customers. Suppose the data break down as
follows
Practice q # 22 p.197
chap 7
Age
12-20
21-29
30-39
40-49
50 and over
Type of Movie
Documentary Comedy
Comedy
14
9
14
21
22
38
5976
15
Mystery
8
9
39
17
12
Transcribed Image Text:C.
comedy?
d.
over 30?
If a buyer was over 30 years old, what is the possibility that they selected
If the buyer didn't select a comedy, what is the probability they were
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