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. (a) Identify the claim and state Ho and H Identify the claim in this scenario. Select the correct choice below and fill in the answer box (Type an integer or a decimal. Do not round.) complete your choice. CA. 31 % of adults in the country would travel into space on a commercial flight if they could afford it. 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. 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 Let p be the population proportion complete your choice. (Round to two decimal places as needed.) OC. Ho: p+ O B. Ho: p> OA Ho: ps Hip= OF. Ho: pz H ps H:p> YE. Ho: p= 0.31 OD. Ho: pe Hp< H p 0.31 H: 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 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. (a) Identify the claim and state Ho and H Identify the claim in this scenario. Select the correct choice below and fill in the answer box (Type an integer or a decimal. Do not round.) complete your choice. CA. 31 % of adults in the country would travel into space on a commercial flight if they could afford it. 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. 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 Let p be the population proportion complete your choice. (Round to two decimal places as needed.) OC. Ho: p+ O B. Ho: p> OA Ho: ps Hip= OF. Ho: pz H ps H:p> YE. Ho: p= 0.31 OD. Ho: pe Hp< H p 0.31 H: p2 (b) Use technology to find the P-value. Identify the standardized test statistic. (Round to two decimal places as needed.)
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section: Chapter Questions
Problem 8CR
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