Studies have concluded that smoking while pregnant can have negative consequence ability to become pregnant? A study collected data on 678 women who had gone off birth control with the intention of becoming pregnant.¹ Smokers were defined as those who smoked at least one cigarette a day prior to pregnancy. We are interested in the pregnancy rate during the first cycle off birth control. The results are summarized in the table below. Pregnant Not Pregnant Total eTextbook and Media Smoker (a) Is this an experiment or an observational study? 38 97 135 Nonsmoker Total 206 337 543 244 434 ¹Baird, D. and Wilcox, A., "Cigarette Smoking Associated with Delayed Conception, Journal of the American Medical Association, June 2011; 305(23): 2379-2484. 678 Can we use these data to determine whether smoking influences one's ability to get pregnant?

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.6: Summarizing Categorical Data
Problem 42PFA
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Related questions
Question
F4
Ś
Studies have concluded that smoking while pregnant can have negative consequences, but could smoking also negatively affect one's
ability to become pregnant? A study collected data on 678 women who had gone off birth control with the intention of becoming
pregnant.¹ Smokers were defined as those who smoked at least one cigarette a day prior to pregnancy. We are interested in the
pregnancy rate during the first cycle off birth control. The results are summarized in the table below.
C
F5
%
5
v
(a) Is this an experiment or an observational study?
eTextbook and Media
Hint
i
F6
Pregnant
6
Not
Pregnant
Total
(7
F7
¹Baird, D. and Wilcox, A, "Cigarette Smoking Associated with Delayed Conception," Journal of the American Medical Association, June
2011; 305(23): 2379-2484.
87
Smoker
&
Can we use these data to determine whether smoking influences one's ability to get pregnant?
2
F8
38
*
97
135
8
8
Nonsmoker Total
206
F9
337
543
09
244
19
434
F10
678
F11
)
O
F12
PrtSc
+
Insert
Transcribed Image Text:F4 Ś Studies have concluded that smoking while pregnant can have negative consequences, but could smoking also negatively affect one's ability to become pregnant? A study collected data on 678 women who had gone off birth control with the intention of becoming pregnant.¹ Smokers were defined as those who smoked at least one cigarette a day prior to pregnancy. We are interested in the pregnancy rate during the first cycle off birth control. The results are summarized in the table below. C F5 % 5 v (a) Is this an experiment or an observational study? eTextbook and Media Hint i F6 Pregnant 6 Not Pregnant Total (7 F7 ¹Baird, D. and Wilcox, A, "Cigarette Smoking Associated with Delayed Conception," Journal of the American Medical Association, June 2011; 305(23): 2379-2484. 87 Smoker & Can we use these data to determine whether smoking influences one's ability to get pregnant? 2 F8 38 * 97 135 8 8 Nonsmoker Total 206 F9 337 543 09 244 19 434 F10 678 F11 ) O F12 PrtSc + Insert
arch
R
F4
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(b) Round your answers to two decimal places.
What is the proportion of women successfully pregnant after their first cycle (p)?
C
F5
5
What is the proportion of smokers successful (p.)?
%
T
i
What is the proportion of nonsmokers successful (P)?
eTextbook and Media
Hint
(c) Find (PAP) the difference in proportion of success between nonsmokers and smokers.
Round your answer to two decimal places.
eTextbook and Media
O
F6
6
Y
10
Y
F7
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Transcribed Image Text:arch R F4 $ (b) Round your answers to two decimal places. What is the proportion of women successfully pregnant after their first cycle (p)? C F5 5 What is the proportion of smokers successful (p.)? % T i What is the proportion of nonsmokers successful (P)? eTextbook and Media Hint (c) Find (PAP) the difference in proportion of success between nonsmokers and smokers. Round your answer to two decimal places. eTextbook and Media O F6 6 Y 10 Y F7 17 & U @ F8 *8 8 F9 09 F10 9 O ☀- F11 ) 0 P ☀+ F12 PrtSc + 11 Insert
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