The table below shows the results of a random sample of patients at a hospital classified by the mutually exclusive categories: gender and blood type. Blood Type/Gender OT1 AT2 BT3 ABT4 Total FemaleS1 100 50 25 15 190 MaleS2 100 25 10 5 140 Total 200 75 35 20 330 If a person is selected at random from this sample, calculate P(T1|S1) _______ (This means the person has Type O blood given that the person is Female) If a person is selected at random from this sample, calculate P(S1|T1) _______ If a person is selected at random from this sample, calculate P(T1 and S1) _______ Are T1 and S1 independent events? _______
The table below shows the results of a random sample of patients at a hospital classified by the mutually exclusive categories: gender and blood type. Blood Type/Gender OT1 AT2 BT3 ABT4 Total FemaleS1 100 50 25 15 190 MaleS2 100 25 10 5 140 Total 200 75 35 20 330 If a person is selected at random from this sample, calculate P(T1|S1) _______ (This means the person has Type O blood given that the person is Female) If a person is selected at random from this sample, calculate P(S1|T1) _______ If a person is selected at random from this sample, calculate P(T1 and S1) _______ Are T1 and S1 independent events? _______
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section: Chapter Questions
Problem 8CR
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Question
- The table below shows the results of a random sample of patients at a hospital classified by the mutually exclusive categories: gender and blood type.
Blood Type/ |
O |
A |
B |
AB |
Total |
Female |
100 |
50 |
25 |
15 |
190 |
Male |
100 |
25 |
10 |
5 |
140 |
Total
|
200 |
75 |
35 |
20 |
330 |
- If a person is selected at random from this sample, calculate P(T1|S1) _______
(This means the person has Type O blood given that the person is Female)
- If a person is selected at random from this sample, calculate P(S1|T1) _______
- If a person is selected at random from this sample, calculate P(T1 and S1) _______
- Are T1 and S1 independent
events ? _______
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