What is the probability that they gave birth preterm, if you know they had adequate care?

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
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Question 5:
278 people who had twins at a certain hospital were asked two questions: what level of pre-natal
care did you receive? and when were your twins delivered?
Birth
Care
Preterm (Medical)
Preterm (No Medical)
Term or Post Term
Intensive
18
15
28
Adequate
Inadequate
46
43
65
12
13
38
Suppose that a randomly selected person who had twins is selected.
(a) What is the probability that they had adequate care and delivered preterm?
(b) What is the probability that they neither had adequate care nor delivered preterm?
(c) What is the probability that they had adequate care, if you know they gave birth preterm?
(d) What is the probability that they gave birth preterm, if you know they had adequate care?
Transcribed Image Text:Question 5: 278 people who had twins at a certain hospital were asked two questions: what level of pre-natal care did you receive? and when were your twins delivered? Birth Care Preterm (Medical) Preterm (No Medical) Term or Post Term Intensive 18 15 28 Adequate Inadequate 46 43 65 12 13 38 Suppose that a randomly selected person who had twins is selected. (a) What is the probability that they had adequate care and delivered preterm? (b) What is the probability that they neither had adequate care nor delivered preterm? (c) What is the probability that they had adequate care, if you know they gave birth preterm? (d) What is the probability that they gave birth preterm, if you know they had adequate care?
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