Dr. Carter is a veterinarian who sees only dogs and cats. In each appointment, she may or may not give the animal a vaccine. The two-way frequency table summarizes Dr. Carter's 50 appointments last week. Dog Cat (a) P(dog) 0 Vaccine 14 11 Let dog be the event that a randomly chosen appointment (from the table) involved a dog. Let vaccine be the event that a randomly chosen appointment (from the table) included a vaccine. Find the following probabilities. Write your answers as decimals. = (b) P(vaccine and dog) (c) P(vaccine | dog) = 0 No vaccine 6 19 =
Dr. Carter is a veterinarian who sees only dogs and cats. In each appointment, she may or may not give the animal a vaccine. The two-way frequency table summarizes Dr. Carter's 50 appointments last week. Dog Cat (a) P(dog) 0 Vaccine 14 11 Let dog be the event that a randomly chosen appointment (from the table) involved a dog. Let vaccine be the event that a randomly chosen appointment (from the table) included a vaccine. Find the following probabilities. Write your answers as decimals. = (b) P(vaccine and dog) (c) P(vaccine | dog) = 0 No vaccine 6 19 =
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:Dr. Carter is a veterinarian who sees only dogs and cats.
In each appointment, she may or may not give the animal a vaccine.
The two-way frequency table summarizes Dr. Carter's 50 appointments last week.
Dog
Cat
Vaccine
14
11
Let dog be the event that a randomly chosen appointment (from the table) involved a dog.
Let vaccine be the event that a randomly chosen appointment (from the table) included a vaccine.
Find the following probabilities. Write your answers as decimals.
(a) P(dog) 0
(b) P(vaccine and dog)
(c) P(vaccine | dog) 0
X
=
=
=
No vaccine
6
19
01
Expert Solution

Step 1
a)
The two-way frequency table is given as follows:
|
Vaccine |
No vaccine |
Total |
Dog |
14 |
6 |
20 |
Cat |
11 |
19 |
30 |
Total |
25 |
25 |
50 |
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