Statistics Question
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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Question
Expert Solution
Step 1
Given Information:
|
|
Coffee |
Tea |
Juice |
Total |
|
Under 21 years of age |
7 |
9 |
6 |
22 |
|
Between 21 and 50 |
13 |
16 |
12 |
41 |
|
Over the age of 50 |
20 |
5 |
10 |
35 |
|
Total |
40 |
30 |
28 |
98 |
If one of the 98 is chosen at random. Probability that the person drinks juice given that they are under 21 years of age:
Conditional probability is given by the formula:
P(A | B) =
Probability of an event is given by the formula:
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