Here is the Minitab result for the mean ideal BMI for women (top) and men (bottom):5 One-sample T N=40 Mean=18.850 Stdev= 1.750 SE mean= 0.277 95% CI (18.290, 19.410)
I need 17.10 please
Exampme: 17.6
An attractive body. The researchers recruited a sample of 40 female and 40 male heterosexual Caucasian college students from British universities for a study on the attractiveness of body types. Among adults, a body mass index (BMI, in kg/m²) value between 18.5 and 24.9 is considered healthy, but attractiveness may not be solely due to health. Using a 3D computer avatar, the participants constructed what they considered to be the ideal body of an adult of their own gender. Here is the Minitab result for the
N=40
Mean=18.850
Stdev= 1.750
SE mean= 0.277
95% CI
(18.290, 19.410)
One-sample t
N=40
Mean= 25.860
Stdev= 3.950
SE mean= 0.625
95% CI
(24.597, 27.123)
A) Interpret the confidence interval for women in context. How does it relate to the definition of a healthy BMI? (b) Interpret the confidence interval for men in context. How does it relate to the definition of a healthy BMI? (c) The researchers aim to answer the question of what constitutes an ideal body size. Why might the study findings not be representative of all adults in general? Logical attributes of the monarch
![INFERENCE ABOUT A POPULATION MEAN
Minitab
10
One-Sample T
10
Test of µ = 500 vs # 500 vig lsoxd ni ( 18.0)TR T2
2000
12-or
95% CI vino Tlls P
CIdi
N
Mean
StDev
SE Mean
28
466.0
93.0
17.6
( 429.9, 502.1)
-1.93
0.064
One-Sample T
dneib (Th
Test of u
500 vs # 500
%D
Te 95% CI
(509.7, 552.3)
Mean
StDev
SE Mean
28
531.0
55.0
10.4
2.98
0.006
of
18
17.11 Counting steps. A study examined the accuracy of consumer technology
for tracking physical activity. The report states that when a random samp
28 hooltbu adults each walked exactly 500 steps on a treadmill, the
althy
rioe](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F03ec5510-2a06-41e2-9501-099b98896f9c%2F47914094-7a16-4aef-a207-a2c04d3ec5ac%2F7rt8nud.jpeg&w=3840&q=75)
![146
Follow the four-step
process as illustrated in Example 17.3.
Lud
110 An attractive body, continued. Exercise 17.6 describeda study of the attrac-
7.10
tiveness of body types. From Barbie dolls to runway models, women in Western
countries are exposed to unrealistically thin and arguably unhealthy body stan-
dards for their gender. Does the study provide evidence that young Caucasian
women in British universities, on average, aim for an unhealthy ideal body type
(corresponding to a BMI less than 18.5)?
(a) State the corresponding null and alternative hypotheses.
(b) Obtain the test statistic and P-value then conclude in context.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F03ec5510-2a06-41e2-9501-099b98896f9c%2F47914094-7a16-4aef-a207-a2c04d3ec5ac%2Ftt3ymui.jpeg&w=3840&q=75)
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