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A medical researcher says that less than 82% 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, 78% think that healthy children should be reguired to be vaccinated. At a =0.10, is there enough evidence to support the researcher's claim? Complete parts (a) through (e) below. Hip< 0.82 OF. Hg: ps H:p= H:ps OE. Ho: p= O D. Ho: p< H: p2 Hy:p> (b) Find the critical value(s) and identify the rejection region(s). Identify the critical value(s) for this test. Z,= -1.28 (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.) O A. The rejection regions are z and z> O B. The rejection region is I test statistic z. Fail to reject laces as needed.) Reject ect or fail to reject the null hypothesis and (e) interpret the decision in the context of the original claim. the null hypothesis. There Y enough evidence to V the researcher's claim.

A medical researcher says that less than 82% 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, 78% think that healthy children should be reguired to be vaccinated. At a =0.10, is there enough evidence to support the researcher's claim? Complete parts (a) through (e) below. Hip< 0.82 OF. Hg: ps H:p= H:ps OE. Ho: p= O D. Ho: p< H: p2 Hy:p> (b) Find the critical value(s) and identify the rejection region(s). Identify the critical value(s) for this test. Z,= -1.28 (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.) O A. The rejection regions are z and z> O B. The rejection region is I test statistic z. Fail to reject laces as needed.) Reject ect or fail to reject the null hypothesis and (e) interpret the decision in the context of the original claim. the null hypothesis. There Y enough evidence to V the researcher's claim.

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 medical researcher says that less than 82% 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, 78% thínk that healthy children should be reguired to be vaccinated. At a = 0.10, is there enough evidence to support the researcher's claim? Complete parts (a) through (e) below. H: ps O E. Ho: p= Hyip< 0.82 OF. Ho:ps Hgip> Haip= O D. Ho: p< H:p2 H:p (b) Find the critical value(s) and identify the rejection region(s). Identify the critical value(s) for this test. Z,= - 1.28 (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) (Round to two decimal places as needed.) complete your choice. O A. The rejection regions are z< and z>. O B. The rejection region is <z< c. The rejection region is z<-1.28. OD. The rejection region is z> I test statisticz Fail to reject laces as needed.) Reject ject or fail to reject the null hypothesis and (e) interpret the decision in the context of the original claim. the null hypothesis. There V enough evidence to V the researcher's claim.
Transcribed Image Text:A medical researcher says that less than 82% 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, 78% thínk that healthy children should be reguired to be vaccinated. At a = 0.10, is there enough evidence to support the researcher's claim? Complete parts (a) through (e) below. H: ps O E. Ho: p= Hyip< 0.82 OF. Ho:ps Hgip> Haip= O D. Ho: p< H:p2 H:p (b) Find the critical value(s) and identify the rejection region(s). Identify the critical value(s) for this test. Z,= - 1.28 (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) (Round to two decimal places as needed.) complete your choice. O A. The rejection regions are z< and z>. O B. The rejection region is <z< c. The rejection region is z<-1.28. OD. The rejection region is z> I test statisticz Fail to reject laces as needed.) Reject ject or fail to reject the null hypothesis and (e) interpret the decision in the context of the original claim. the null hypothesis. There V enough evidence to V the researcher's claim.
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