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A research center daims that at least 23% of adults in a certain country think that their taxes will be audited. In a random sample of 900 adults in that country in a recent year, 20% 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) Identify the claim and state Ho and H Identify the claim in this scenario. Select the corect choice below and fill in the answer box to complete your choice. (Type an integer or a decimal. Do not round.) OA The percentage adults in the country who think that their taxes will be audited is not % B. At least 23 % of adults in the country think that their taxes will be audited. O C. Less than % of adults in the country think that their taxes will be audited. O D. % 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 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< Hai p2 O B. Ho: P= O A. Ho: p H:p= OF. Ho pz OE. Ho: p> Hips O D. Ho: ps Hip< H,ip>

A research center daims that at least 23% of adults in a certain country think that their taxes will be audited. In a random sample of 900 adults in that country in a recent year, 20% 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) Identify the claim and state Ho and H Identify the claim in this scenario. Select the corect choice below and fill in the answer box to complete your choice. (Type an integer or a decimal. Do not round.) OA The percentage adults in the country who think that their taxes will be audited is not % B. At least 23 % of adults in the country think that their taxes will be audited. O C. Less than % of adults in the country think that their taxes will be audited. O D. % 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 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< Hai p2 O B. Ho: P= O A. Ho: p H:p= OF. Ho pz OE. Ho: p> Hips O D. Ho: ps Hip< H,ip>

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 daims that at least 23% of adults in a certain country think that their taxes will be audited. In a random sample of 900 adults in that country in a recent year, 20% 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) 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.) O A. The percentage of adults in the country who think that their taxes will be audited is not %. CB. At least 23 % of adults in the country think that their taxes will be audited. O C. Less than % of adults in the country think that their taxes will be audited. O D. % 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 Ha. Select the correct choice below and fill in the answer boxes to complete your choice. (Round to two decimal places as needed.) O A. Ho: p OC. Ho: p< Ha: p2 OF. Ho: p2 Hip< O B. Ho: p= Hip= O E. Ho: p> Ha: ps O D. Ho: ps H:p>
Transcribed Image Text:A research center daims that at least 23% of adults in a certain country think that their taxes will be audited. In a random sample of 900 adults in that country in a recent year, 20% 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) 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.) O A. The percentage of adults in the country who think that their taxes will be audited is not %. CB. At least 23 % of adults in the country think that their taxes will be audited. O C. Less than % of adults in the country think that their taxes will be audited. O D. % 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 Ha. Select the correct choice below and fill in the answer boxes to complete your choice. (Round to two decimal places as needed.) O A. Ho: p OC. Ho: p< Ha: p2 OF. Ho: p2 Hip< O B. Ho: p= Hip= O E. Ho: p> Ha: ps O D. Ho: ps H:p>
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