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A research center claims that at least 30% of adults in a certain country think that their taxes will be audited. In a random sample of 600 adults in that country in a recent year, 25% say they are concerned that their taxes will be audited. At a = 0.05, is there enough evidence to reject the center's claim? Complete parts (a) through (e) below.

A research center claims that at least 30% of adults in a certain country think that their taxes will be audited. In a random sample of 600 adults in that country in a recent year, 25% say they are concerned that their taxes will be audited. At a = 0.05, is there enough evidence to reject the center's claim? Complete parts (a) through (e) below.

Holt Mcdougal Larson Pre-algebra: Student Edition 2012
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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A research center claims that at least 30% of adults in a certain country think that their taxes will be audited. In a random sample of 600 adults in that country in a recent year, 25% say they are concerned that their taxes will be audited. At α = 0.05, is there enough evidence to reject the center's claim? Complete parts (a) through (e) below. olve this f5 lo (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 to complete your choice. (Type an integer or a decimal. Do not round.) OA. The percentage of adults in the country who think that their taxes will be audited is not % % of adults in the country think that their taxes will be audited. % of adults in the country think that their taxes will be audited. OB. Less than QC. At least OD. % of adults in the country think that their taxes will be audited. Get more help - Q Search 7 16 4- 6 17. & B LA 4+ 18 90 8 S fg M ( 9 110 ▷ll 4 nanelle lepor 112 8
Transcribed Image Text:A research center claims that at least 30% of adults in a certain country think that their taxes will be audited. In a random sample of 600 adults in that country in a recent year, 25% say they are concerned that their taxes will be audited. At α = 0.05, is there enough evidence to reject the center's claim? Complete parts (a) through (e) below. olve this f5 lo (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 to complete your choice. (Type an integer or a decimal. Do not round.) OA. The percentage of adults in the country who think that their taxes will be audited is not % % of adults in the country think that their taxes will be audited. % of adults in the country think that their taxes will be audited. OB. Less than QC. At least OD. % of adults in the country think that their taxes will be audited. Get more help - Q Search 7 16 4- 6 17. & B LA 4+ 18 90 8 S fg M ( 9 110 ▷ll 4 nanelle lepor 112 8
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C. At least 30% of adults in the country think that their taxes will be audited. OD. % of adults in the country think that their taxes will be audited. Let p be the population proportion of successes, where a success is an adult in the country who thinks that their taxes will be audited. State Ho and H₂ Select the correct choice below and fill in the answer boxes to complete your choice. (Round to two decimal places as needed.) is O A. Ho ps Ha p OD. Ho: p² Ha p< Get more help - Q Search OB. Ho:p> Ha: ps lije OE. Ho: P Ha: p² P Pearson OC. Ho: p O Ha:p= opyright © 2023 Pearson Education Inc. All rights reserved. | Terms of Use | Privacy Policy | Permissions | Contact Us I OF. Ho: P= H₂: p Clear all 75 Check answer 3:39 PM 7/19/2023
Transcribed Image Text:C. At least 30% of adults in the country think that their taxes will be audited. OD. % of adults in the country think that their taxes will be audited. Let p be the population proportion of successes, where a success is an adult in the country who thinks that their taxes will be audited. State Ho and H₂ Select the correct choice below and fill in the answer boxes to complete your choice. (Round to two decimal places as needed.) is O A. Ho ps Ha p OD. Ho: p² Ha p< Get more help - Q Search OB. Ho:p> Ha: ps lije OE. Ho: P Ha: p² P Pearson OC. Ho: p O Ha:p= opyright © 2023 Pearson Education Inc. All rights reserved. | Terms of Use | Privacy Policy | Permissions | Contact Us I OF. Ho: P= H₂: p Clear all 75 Check answer 3:39 PM 7/19/2023
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