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A medical researcher says that less than 85% of adults in a certain country think that healthy children should be required to be vaccinated. In a random sample of 300 adults in that country, 82% think that healthy children should be required to be vaccinated. At a = 0.10, is there enough evidence to support the researcher's claim? Complete parts (a) through (e) 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.) OA. More than % of adults in the country think that healthy children should be required to be vaccinated. OB. % of adults in the country think that healthy children should be required to be vaccinated. OC. The percentage of adults in the country who think that healthy children should be required to be vaccinated is not %. OD. Less than % of adults in the country think that healthy children should be required to be vaccinated. Let p be the population proportion of successes, where a success is an adult in the country who thinks that healthy children should be required to be vaccinated. 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.) OA. Ho: P2 Ha: P< OD. Ho: P> Ha: ps OB. Ho: P= Ha: P CO OE. Ho: P< Ha: p2 (b) Find the critical value(s) and identify the rejection region(s). Identify the critical value(s) for this test. OC. Ho: P Ha: p= OF. Ho: Ps Ha:p>

A medical researcher says that less than 85% of adults in a certain country think that healthy children should be required to be vaccinated. In a random sample of 300 adults in that country, 82% think that healthy children should be required to be vaccinated. At a = 0.10, is there enough evidence to support the researcher's claim? Complete parts (a) through (e) 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.) OA. More than % of adults in the country think that healthy children should be required to be vaccinated. OB. % of adults in the country think that healthy children should be required to be vaccinated. OC. The percentage of adults in the country who think that healthy children should be required to be vaccinated is not %. OD. Less than % of adults in the country think that healthy children should be required to be vaccinated. Let p be the population proportion of successes, where a success is an adult in the country who thinks that healthy children should be required to be vaccinated. 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.) OA. Ho: P2 Ha: P< OD. Ho: P> Ha: ps OB. Ho: P= Ha: P CO OE. Ho: P< Ha: p2 (b) Find the critical value(s) and identify the rejection region(s). Identify the critical value(s) for this test. OC. Ho: P Ha: p= OF. Ho: Ps Ha:p>

Linear Algebra: A Modern Introduction
Linear Algebra: A Modern Introduction
4th Edition
ISBN:9781285463247
Author:David Poole
Publisher:David Poole
Chapter4: Eigenvalues And Eigenvectors
Section4.6: Applications And The Perron-frobenius Theorem
Problem 25EQ
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K A medical researcher says that less than 85% of adults in a certain country think that healthy children should be required to be vaccinated. In a random sample of 300 adults in that country, 82% think that healthy children should be required to be vaccinated. At a = 0.10, is there enough evidence to support the researcher's claim? Complete parts (a) through (e) below. a ¹'a. (b) Find the critical value(s) and identify the rejection region(s). Identify the critical value(s) for this test. 20 = 0 (Round to two decimal places as needed. Use a comma to separate answers as needed.) Identify the rejection region(s). Select the correct choice below and fill in the answer box(es) to complete your choice. (Round to two decimal places as needed.) <z<\ OA. The rejection region is OB. The rejection region is z> OC. The rejection region is z< O D. The rejection regions are z< (c) Find the standardized test statistic z. and z> Z= (Round to two decimal places as needed.) (d) Decide whether to reject or fail to reject the null hypothesis and (e) interpret the decision in the context of the original claim. the null hypothesis. There enough evidence to the researcher's claim. ''a
Transcribed Image Text:K A medical researcher says that less than 85% of adults in a certain country think that healthy children should be required to be vaccinated. In a random sample of 300 adults in that country, 82% think that healthy children should be required to be vaccinated. At a = 0.10, is there enough evidence to support the researcher's claim? Complete parts (a) through (e) below. a ¹'a. (b) Find the critical value(s) and identify the rejection region(s). Identify the critical value(s) for this test. 20 = 0 (Round to two decimal places as needed. Use a comma to separate answers as needed.) Identify the rejection region(s). Select the correct choice below and fill in the answer box(es) to complete your choice. (Round to two decimal places as needed.) <z<\ OA. The rejection region is OB. The rejection region is z> OC. The rejection region is z< O D. The rejection regions are z< (c) Find the standardized test statistic z. and z> Z= (Round to two decimal places as needed.) (d) Decide whether to reject or fail to reject the null hypothesis and (e) interpret the decision in the context of the original claim. the null hypothesis. There enough evidence to the researcher's claim. ''a
A medical researcher says that less than 85% of adults in a certain country think that healthy children should be required to be vaccinated. In a random sample of 300 adults in that country, 82% think that healthy children should be required to be vaccinated. At a = 0.10, is there enough evidence to support the researcher's claim? Complete parts (a) through (e) 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. More than % of adults in the country think that healthy children should be required to be vaccinated. O B. % of adults in the country think that healthy children should be required to be vaccinated. OC. The percentage of adults in the country who think that healthy children should be required to be vaccinated is not OD. Less than % of adults in the country think that healthy children should be required to be vaccinated. Let p be the population proportion of successes, where a success is an adult in the country who thinks that healthy children should be required to be vaccinated. 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.) OA. Ho: P2 Ha: P< OD. Ho:p> Ha: ps OB. Ho: p=| Ha: P OE. Ho: P< Ha: p2 (b) Find the critical value(s) and identify the rejection region(s). Identify the critical value(s) for this test. %. OC. Ho: P Ha: p= OF. Ho: Ps Ha:p>
Transcribed Image Text:A medical researcher says that less than 85% of adults in a certain country think that healthy children should be required to be vaccinated. In a random sample of 300 adults in that country, 82% think that healthy children should be required to be vaccinated. At a = 0.10, is there enough evidence to support the researcher's claim? Complete parts (a) through (e) 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. More than % of adults in the country think that healthy children should be required to be vaccinated. O B. % of adults in the country think that healthy children should be required to be vaccinated. OC. The percentage of adults in the country who think that healthy children should be required to be vaccinated is not OD. Less than % of adults in the country think that healthy children should be required to be vaccinated. Let p be the population proportion of successes, where a success is an adult in the country who thinks that healthy children should be required to be vaccinated. 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.) OA. Ho: P2 Ha: P< OD. Ho:p> Ha: ps OB. Ho: p=| Ha: P OE. Ho: P< Ha: p2 (b) Find the critical value(s) and identify the rejection region(s). Identify the critical value(s) for this test. %. OC. Ho: P Ha: p= OF. Ho: Ps Ha:p>
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