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, 31% 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. The percentage adults in the country who would travel into space on a commercial flight if they could afford it is not %. OB. % of adults in the country would travel into space on a commercial flight if they could afford it. 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 of successes, where a success is an adult in the country who would travel into space on a commercial fight if they could afford it. State Ho and H. Select the correct choice below and fill in the answer boxes to complete your choice. (Round to two decimal places as needed.) OC. Ho: p> H ps OF. Ho: p O A. Ho:P= O B. HoipZ O D. Ho: ps O E. Hoipe H:p= Ha: p> (b) Use technology to find the P-value. Identify the standardized test statistic. (Round to two decimal places as needed.) Identify the P-value. (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. V the research center's claim. enough evidence to V the null hypothesis. There

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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, 31% 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. The percentage adults in the country who would travel into space on a commercial flight if they could afford it is not
%.
O B.
% of adults in the country would travel into space on a commercial flight if they could afford it.
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 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 B. HoipZ
OC. Ho: P>
O A. Ho: P=
Hai p#
Ha:ps
Ha:p<
O E. Hoip<
Haip2
OF. Ho: p#
H:p=
O D. Ho: ps
Hai p>
(b) Use technology to find the P-value.
Identify the standardized test statistic.
z=
(Round to two decimal places as needed.)
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.
V the research center's claim.
Venough evidence to
V the null hypothesis. There
Transcribed Image Text: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, 31% 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. The percentage adults in the country who would travel into space on a commercial flight if they could afford it is not %. O B. % of adults in the country would travel into space on a commercial flight if they could afford it. 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 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 B. HoipZ OC. Ho: P> O A. Ho: P= Hai p# Ha:ps Ha:p< O E. Hoip< Haip2 OF. Ho: p# H:p= O D. Ho: ps Hai p> (b) Use technology to find the P-value. Identify the standardized test statistic. z= (Round to two decimal places as needed.) 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. V the research center's claim. Venough evidence to V the null hypothesis. There
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