A research center claims that 28​% of adults in a certain country would travel into space on a commercial flight if they could afford it. In a random sample of 1100 adults in that​ country, 32​% say that they would travel into space on a commercial flight if they could afford it. At α=0.01​, is there enough evidence to reject the research​ center's claim? ​(a) Identify the claim and state H0 and Ha.   Identify the claim in this scenario. Select the correct choice below and fill in the answer box to complete your choice. ​(Type an integer or a decimal. Do not​ round.)   A. No more than enter your response here​% of adults in the country would travel into space on a commercial flight if they could afford it.   B. At least enter your response here​% of adults in the country would travel into space on a commercial flight if they could afford it.   C. enter your response here​% of adults in the country would travel into space on a commercial flight if they could afford it.   D. The percentage adults in the country who would travel into space on a commercial flight if they could afford it is not enter your response here​%.

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter10: Sequences, Series, And Probability
Section10.8: Probability
Problem 32E
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A research center claims that

28​%

of adults in a certain country would travel into space on a commercial flight if they could afford it. In a random sample of

1100

adults in that​ country,

32​%

say that they would travel into space on a commercial flight if they could afford it. At

α=0.01​,

is there enough evidence to reject the research​ center's claim?

​(a) Identify the claim and state
H0
and
Ha.
 
Identify the claim in this scenario. Select the correct choice below and fill in the answer box to complete your choice.
​(Type an integer or a decimal. Do not​ round.)
 
A.
No more than
enter your response here​%
of adults in the country would travel into space on a commercial flight if they could afford it.
 
B.
At least
enter your response here​%
of adults in the country would travel into space on a commercial flight if they could afford it.
 
C.
enter your response here​%
of adults in the country would travel into space on a commercial flight if they could afford it.
 
D.
The percentage adults in the country who would travel into space on a commercial flight if they could afford it is not
enter your response here​%.
 

 

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