A research center claims that 31% of adults in a certain country would travel into space on a commercial fiight if they could afford it. In a random sample of 800 adults 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. that country, 33% say that they would travel into space on a commercial NM No more than % of adults in the country would travel into space on a commercial ight e they could atnord 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 boxes to complete your choice. (Round to two decimal places as needed.) OA Ho: ps OB. Ho: p> OC. H: p Hp> H ps H p O D. Ho: p< OF H pa Ho: p 0.31 H p2 H p 0.31 H p< (b) Use technology to find the P-value. Identify the standardized test statistic. z- 1.22 ltlaces as needed.) Reject places as needed.) Fail to reject ect or fail to reject the null hypothesis and (d) interpret the decision in the context of the original claim. V the null hypothesis. There Venough evidence to Y the research center's claim.
A research center claims that 31% of adults in a certain country would travel into space on a commercial fiight if they could afford it. In a random sample of 800 adults 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. that country, 33% say that they would travel into space on a commercial NM No more than % of adults in the country would travel into space on a commercial ight e they could atnord 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 boxes to complete your choice. (Round to two decimal places as needed.) OA Ho: ps OB. Ho: p> OC. H: p Hp> H ps H p O D. Ho: p< OF H pa Ho: p 0.31 H p2 H p 0.31 H p< (b) Use technology to find the P-value. Identify the standardized test statistic. z- 1.22 ltlaces as needed.) Reject places as needed.) Fail to reject ect or fail to reject the null hypothesis and (d) interpret the decision in the context of the original claim. V the null hypothesis. There Venough evidence to Y the research center's claim.
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 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.
C No more than % of adults in the country would travel into space on a commercial ight it they could attord 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 boxes to
complete your choice.
(Round to two decimal places as needed.)
OA Ho: ps
OB. Ho: p>
OC. Ho: p
H p=
Ha:p>
H ps
VE Ho: p= 0.31
O D. Ho: p<
OF H: p2
H: p2
H p 0.31
(b) Use technology to find the P-value.
Identify the standardized test statistic.
z= 1.22
altlaces as needed.)
Reject
places as needed.)
Fail to reject
ect or fail to reject the null hypothesis and (d) interpret the decision in the context of the original claim.
the null hypothesis. There
V enough evidence to
V the research center's claim.
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