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A medical researcher says that less than 77% of adults in a certain country think that healthy children should be required to be vaccinated. In a random sample of 200 adults in that country, 7596 think that healthy children should be required to be vaccinated. At a3D0.10, is there enough evidence to support the researcher's claim? Complete parts (a) through (e) below. O B. The percentage of adults in the country who think that healthy children should be required to be vaccinated is not %. Less than 77 9% of adults in the country think that healthy children should be required to be vaccinated. OD. 9% 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 H. Select the correct choice below and fill in the answer boxes to complete your choice. (Round to two decimal places as needed.) Ho:p2 0.77 O B. Ho ps OC. Ho: p= Hip< 0.77 Ha p> H pz OD. Ho: p> Ho: p# OF Ho p< H ps Hap= Hap2 (b) Find the critical value(s) and identify the rejection region(s). Identify the critical value(s) for this test. (Round to two decimal places as needed. Use a comma to separate answers as needed.)

A medical researcher says that less than 77% of adults in a certain country think that healthy children should be required to be vaccinated. In a random sample of 200 adults in that country, 7596 think that healthy children should be required to be vaccinated. At a3D0.10, is there enough evidence to support the researcher's claim? Complete parts (a) through (e) below. O B. The percentage of adults in the country who think that healthy children should be required to be vaccinated is not %. Less than 77 9% of adults in the country think that healthy children should be required to be vaccinated. OD. 9% 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 H. Select the correct choice below and fill in the answer boxes to complete your choice. (Round to two decimal places as needed.) Ho:p2 0.77 O B. Ho ps OC. Ho: p= Hip< 0.77 Ha p> H pz OD. Ho: p> Ho: p# OF Ho p< H ps Hap= Hap2 (b) Find the critical value(s) and identify the rejection region(s). Identify the critical value(s) for this test. (Round to two decimal places as needed. Use a comma to separate answers as needed.)

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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7.4.7-T Question Help A medical researcher says that less than 779% of adults in a certain country think that healthy children should be required to be vaccinated. In a random sample of 200 adults in that country, 75% 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. O B. The percentage of adults in the country who think that healthy children should be required to be vaccinated is not %. C. Less than 77 9% of adults in the country think that healthy children should be required to be vaccinated. OD. 96 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 H. Select the correct choice below and fill in the answer boxes to complete your choice. (Round to two decimal places as needed.) A. Ho:p2 0.77 O B. Ho ps O C. Ho p= H:p< 0.77 Ha: p> H p* OD. Ho: p> * Ho: pz OF Ho: p< H:ps Ha p= H p2 (b) Find the critical value(s) and identify the rejection region(s). 1/1 Identify the critical value(s) for this test. 1) Zo = (Round to two decimal places as needed. Use a comma to separate answers as needed.) 1) Enter your answer in the answer box and then click Check Answer. parts remaining Clear All Check Answer Cop
Transcribed Image Text:7.4.7-T Question Help A medical researcher says that less than 779% of adults in a certain country think that healthy children should be required to be vaccinated. In a random sample of 200 adults in that country, 75% 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. O B. The percentage of adults in the country who think that healthy children should be required to be vaccinated is not %. C. Less than 77 9% of adults in the country think that healthy children should be required to be vaccinated. OD. 96 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 H. Select the correct choice below and fill in the answer boxes to complete your choice. (Round to two decimal places as needed.) A. Ho:p2 0.77 O B. Ho ps O C. Ho p= H:p< 0.77 Ha: p> H p* OD. Ho: p> * Ho: pz OF Ho: p< H:ps Ha p= H p2 (b) Find the critical value(s) and identify the rejection region(s). 1/1 Identify the critical value(s) for this test. 1) Zo = (Round to two decimal places as needed. Use a comma to separate answers as needed.) 1) Enter your answer in the answer box and then click Check Answer. parts remaining Clear All Check Answer Cop
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