butterflies (Damaus plexippus), a species that undertakes large seasonal migrations size. Why might the study findings not be representative of all adults in general? 4T er North America. They measured the forewing weight (in milligrams, mg) of sample of 92 monarch butterflies, all of which had been reared in captivity in identical conditions. Figure 17.4 shows the output from the statistical software IMP. (The data are also available in the Large.Butterfly the data file if you wish TO practice working with your own software.) Estimate with 95% confidence the mean forewing weight of monarch butterflies reared in captivity. Follow the four- step process as illustrated in Example 17.2. STEP over 6. * JMP FWweight
butterflies (Damaus plexippus), a species that undertakes large seasonal migrations size. Why might the study findings not be representative of all adults in general? 4T er North America. They measured the forewing weight (in milligrams, mg) of sample of 92 monarch butterflies, all of which had been reared in captivity in identical conditions. Figure 17.4 shows the output from the statistical software IMP. (The data are also available in the Large.Butterfly the data file if you wish TO practice working with your own software.) Estimate with 95% confidence the mean forewing weight of monarch butterflies reared in captivity. Follow the four- step process as illustrated in Example 17.2. STEP over 6. * JMP FWweight
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
Related questions
Question
17.7 please

Transcribed Image Text:Count
40 25.860
0.625
056:
(24.597, 27.123)
17.7 wings. studied the of monarch
Narerpret in context the confidence interval for the women. How does it relate
the definition of a healthy BMI?
laterpret in context the confidence interval for the men. How does it relate to
a
The researchers claim to answer the question of what constitutes an ideal body
re Why might the study findings not be representative of all adults in general?
4.
STEP
burterflies (Danaus plexippus), a species that undertakes large seasonal migrations
ver North America. They measured the forewing weight (in milligrams, mg) of
ample of 92 monarch butterflies, all of which had been reared in captivity in
identical conditions. Figure 17.4 shows the output from the statistical software
IMP. (The data are also available in the Large.Butterfly the data file if you wish
tO practice working with your own software.) Estimate with 95% confidence the
mean forewing weight of monarch butterflies reared in captivity. Follow the four-
step process as illustrated in Example 17.2.
JMP
FWweight
25
15
OL
5.
6.
10 11 12 13
14 15
8.
Summary Statistics
11.795652
1.1759413
0.1226004
12.039183
Mean
Std Dev
Std Err Mean
Upper 95% Mean
FIGURE 17.4
11.552122
92
Software output (JMP) for the
forewing weight of monarch
butterflies.
Lower 95% Mean

Transcribed Image Text:the population of all obese adolescent males similar to the individuals studied is
Rounded to four decimal places, all five outputs give (0.2124, 0.3044) for the
CONCLUDE: We are 95% confident that the mean plasma testosterone level in
SEM, and the confidence interval from the data, as illustrated in Figure 17.3.
SOLVE: OBTAIN THE CONFIDENCE INTERVAL: Software will find R, s.
lger population of all obese adolescent males in the United States or elsewhere.
mewhere between 0.212 and 0.304 nmol/l. This conclusion may apply to the
95% confidence interval for the mean of this population.
4:03 1
LTE
EXAMPLE 17.2
males
We follow the four-step process to obtain a confidence interval.
page 354.
A study investigated a possible link between obesity and plasma testosten
centrations in adolescent males between the ages of 14 and 20
the data for 25 obese adolescent males, measured in nanomoles per liter of Hd
(nmol/1)
years.
Here an
0.30 0.24 0.19 0.17 0.18 0.23 0.24 0.06 0.15
0.17 0.18 0.17 0.15 0.12 0.25 0.25 0.25 032
0.35 0.37 0.39 0.46 0.49 042 0.36
We want to estimate the mean testosterone level in obese adolescent males
PLAN: We will estimate the mean testosterone level a for all obese adolesom
males by giving a 95% confidence interval.
SOLVE: CHECK THE CONDITIONS FOR INFERENCE:
. We don't have an actual SRS from the population of all obese adolece
males. Scientists usually act as if a set of subjects is an SRS of the i
population of interest if there is nothing special about how the subjects wet
obtained. These subjects were obese young males at pubertal and pospube
stages who were otherwise healthy. They were recruited at the Women
Children's Hospital of Buffalo, New York, the health care facility a
representative of all obese adolescent males in the Buffnlo area and pe
the United States or countries with similar populations
THE ONE SAMPLEF CONCENCE NT
012
.06
024
0.30
Testosterse m/D
0.36
0.42
G.48
FIGURE 172
Detplot of plasma te
levels in obese ado
som itions performed by software in Example 17.2 involve the follow-
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