A research center claims that 27% 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, 30% say that they would travel into space on a commercial flight if they could afford it. At a = 0.10, is there enough evidence to reject the research center's claim? Complete parts (a) through (d) below. (a) Identify the claim and state Ho 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.) O A. % of adults in the country would travel into space on a commercial flight if they could afford it. Question Viewer O B. The percentage adults in the country who would travel into space on a commercial flight if they could afford it is not O C. No more than % of adults in the country would travel into space on a commercial flight if they could afford it. O D. At least % of adults in the country would travel into space on a commercial flight if they could afford it. Let p be the population proportion of successes, where a success is an adult in the country who would travel into space on a commercial flight if they could afford it. State Ho and Ha. Select the correct choice below and fill in the answer boxes to complete your choice. (Round to two decimal places as needed.) O A. Ho: p ОВ. Но: ра OC. Ho: ps Ha:p= Ha:p< Hạ: p> O D. Ho: p> O E. Ho: P= O F. Ho: p< Ha: ps Ha:p2 (b) Use technology to find the P-value. Identify the standardized test statistic. (Round to two decimal places as needed.)
A research center claims that 27% 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, 30% say that they would travel into space on a commercial flight if they could afford it. At a = 0.10, is there enough evidence to reject the research center's claim? Complete parts (a) through (d) below. (a) Identify the claim and state Ho 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.) O A. % of adults in the country would travel into space on a commercial flight if they could afford it. Question Viewer O B. The percentage adults in the country who would travel into space on a commercial flight if they could afford it is not O C. No more than % of adults in the country would travel into space on a commercial flight if they could afford it. O D. At least % of adults in the country would travel into space on a commercial flight if they could afford it. Let p be the population proportion of successes, where a success is an adult in the country who would travel into space on a commercial flight if they could afford it. State Ho and Ha. Select the correct choice below and fill in the answer boxes to complete your choice. (Round to two decimal places as needed.) O A. Ho: p ОВ. Но: ра OC. Ho: ps Ha:p= Ha:p< Hạ: p> O D. Ho: p> O E. Ho: P= O F. Ho: p< Ha: ps Ha:p2 (b) Use technology to find the P-value. Identify the standardized test statistic. (Round to two decimal places as needed.)
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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Transcribed Image Text:A research center claims that 27% 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, 30% say that they would travel into space on a commercial
flight if they could afford it. At a = 0.10, is there enough evidence to reject the research center's claim? Complete parts (a) through (d) below.
.....
(a) Identify the claim and state Ho 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.
% of adults in the country would travel into space on a commercial flight if they could afford it.
Question Viewer
B. The percentage adults in the country who would travel into space on a commercial flight if they could afford it is not
%.
C. No more than
% of adults in the country would travel into space on a commercial flight if they could afford it.
D. At least
% of adults in the country would travel into space on a commercial flight if they could afford it.
Let p be the population proportion of successes, where a success is an adult in the country who would travel into space on a commercial flight if they could afford it. State Ho and Ha. Select the correct choice below and fill in the answer boxes to
complete your choice.
(Round to two decimal places as needed.)
A. Ho: p+
O C. Ho:ps|
В.
Ho:p2
Ha:p =
Ha: p<
Ha: p>
D. Ho: p>
OE.
Ho:p=
OF.
Ho:p<|
Ha: ps
Ha:p+
Ha: p2
(b) Use technology to find the P-value.
Identify the standardized test statistic.
Z=
(Round to two decimal places as needed.)
Transcribed Image Text:Identify the P-value.
P =
(Round to three decimal places as needed.)
(c) Decide whether to reject or fail to reject the null hypothesis and (d) interpret the decision in the context of the original claim.
the null hypothesis. There
enough evidence to
the research center's claim.
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