Answered: A medical researcher says that less…

Name: A medical researcher says that less than 79% of adults in a certain
Uploaded: 2024-03-20T07:07:12.000Z
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Description: A medical researcher says that less than 79% 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, 75% think that healthy children should be required to b

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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A medical researcher says that less than 79% 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, 75% think that healthy children should be required to be vaccinated. At α=0.10, is there enough evidence to support the researcher's claim?

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.)

Fill the answer to the correct answer

The rejection region is <z<

The rejection region is z< .

The rejection region is z> .

The rejection regions are z< and 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.

Choose a or b

▼

(A)Reject

(B)Fail to reject

the null hypothesis. There

▼

(A)is not

(B)is

enough evidence to

▼

(A)reject

(B)support

the researcher's claim.

Expert Solution

Step 1

It is given that:

Step 2

b).

To test the claim that whether healthy children should be required to be vaccinated is less than 79% or not.

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