A research center claims that 31% of adults in a certain oountry would travel into space on a commercial flight if they could afford it. In a random sample of 800 adults in that country, 33% say that they would travel into space on a commercial flight if they could afford it. At a = 0.01, is there enough evidence to reject the research center's claim? Complete parts (a) through (d) below O B. The peroentage adults in the country who would travel into space on a commercial flight if they could afford it is not %. O C. At least % of adults in the country would travel into space on a commercial fight if they could afford it. O D. No more than % 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 H Select the correct choice below and fill in the answer baxes to complete your choice. (Round to two decimal places as needed.) OA Ho: ps OB. Ho: p> OC. Ha: p H p= H ps VE Ha:p= 0.31 H:p> OF Ha: p2 OD. Ho: p< Hpr 0.31 Hp< zd:"H (b) Use technology to find the P-value. Identify the standardized test statistic. z= 1.22 (Round to two decimal places as needed.) Identify the P-value. (Round to three decimal places as needed.)
A research center claims that 31% of adults in a certain oountry would travel into space on a commercial flight if they could afford it. In a random sample of 800 adults in that country, 33% say that they would travel into space on a commercial flight if they could afford it. At a = 0.01, is there enough evidence to reject the research center's claim? Complete parts (a) through (d) below O B. The peroentage adults in the country who would travel into space on a commercial flight if they could afford it is not %. O C. At least % of adults in the country would travel into space on a commercial fight if they could afford it. O D. No more than % 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 H Select the correct choice below and fill in the answer baxes to complete your choice. (Round to two decimal places as needed.) OA Ho: ps OB. Ho: p> OC. Ha: p H p= H ps VE Ha:p= 0.31 H:p> OF Ha: p2 OD. Ho: p< Hpr 0.31 Hp< zd:"H (b) Use technology to find the P-value. Identify the standardized test statistic. z= 1.22 (Round to two decimal places as needed.) Identify the P-value. (Round to three decimal places as needed.)
MATLAB: An Introduction with Applications
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ISBN:9781119256830
Author:Amos Gilat
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Chapter1: Starting With Matlab
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![A research center claims that 31% of adults in a certain country would travel into space on a commercial flight if they could afford it. In a random sample of 800 adults in that country, 33% say that they would travel into space on a commercial
flight if they could afford it. At a= 0.01, is there enough evidence to reject the research center's claim? Complete parts (a) through (d) below.
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. At least % of adults in the country would travel into space on a commercial flight if they could afford it.
O D. No more than % of adults in the country would travel into space on a commercial flight if they could afford it.
Let p be the population proportion
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 H Select the correct choice below and fill in the answer baxes to
complete your choice.
(Round to two decimal places as needed.)
OC. Ho: p
Hp=
OF Ho: p2
Hp<
OA Ho: ps
OB. Ho: p
Hip>
H ps
O D. Ho: p<
Ho: p= 0.31
H:p2
Hp 0.31
(b) Use technology to find the P-value.
Identify the standardized test statistic.
z= 1.22
(Round to two decimal places as needed.)
Identify the P-value.
(Round to three decimal places as needed.)](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fc71623d2-35c1-478a-91d0-30fcbb90bd45%2F16096883-aa88-4bc4-9e9e-38a52aed0fc6%2Fjdqalgq_processed.jpeg&w=3840&q=75)
Transcribed Image Text:A research center claims that 31% of adults in a certain country would travel into space on a commercial flight if they could afford it. In a random sample of 800 adults in that country, 33% say that they would travel into space on a commercial
flight if they could afford it. At a= 0.01, is there enough evidence to reject the research center's claim? Complete parts (a) through (d) below.
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. At least % of adults in the country would travel into space on a commercial flight if they could afford it.
O D. No more than % of adults in the country would travel into space on a commercial flight if they could afford it.
Let p be the population proportion
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 H Select the correct choice below and fill in the answer baxes to
complete your choice.
(Round to two decimal places as needed.)
OC. Ho: p
Hp=
OF Ho: p2
Hp<
OA Ho: ps
OB. Ho: p
Hip>
H ps
O D. Ho: p<
Ho: p= 0.31
H:p2
Hp 0.31
(b) Use technology to find the P-value.
Identify the standardized test statistic.
z= 1.22
(Round to two decimal places as needed.)
Identify the P-value.
(Round to three decimal places as needed.)
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