30% of adults in a certain country think that their taxes will be audited. In a random sample of 1200 adults in that country in a recent year, 26% say they are concerned that their taxes will be audited. At α=0.10, is there enough evidence to reject the center's claim? Complete parts (a) through (e) below. Question content area bottom Part 1 (a) Identify the claim and state H0 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.) A. enter your response here % of adults in the country think that their taxes will be audited. B. The percentage of adults in the country who think that their taxes will be audited is not enter your response here %. C. At least 30 30% of adults in the country think that their taxes will be audited. Your answer is correct. D. Less than enter your response here % of adults in the country think that their taxes will be audited. Part 2 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 H0 and Ha. Select the correct choice below and fill in the answer boxes to complete your choice. (Round to two decimal places as needed.) A. H0: p≤enter your response here Ha: p>enter your response here B. H0: penter your response here Ha: p≤enter your response here F. H0: p=enter your response here Ha: p≠enter your response here
30% of adults in a certain country think that their taxes will be audited. In a random sample of 1200 adults in that country in a recent year, 26% say they are concerned that their taxes will be audited. At α=0.10, is there enough evidence to reject the center's claim? Complete parts (a) through (e) below. Question content area bottom Part 1 (a) Identify the claim and state H0 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.) A. enter your response here % of adults in the country think that their taxes will be audited. B. The percentage of adults in the country who think that their taxes will be audited is not enter your response here %. C. At least 30 30% of adults in the country think that their taxes will be audited. Your answer is correct. D. Less than enter your response here % of adults in the country think that their taxes will be audited. Part 2 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 H0 and Ha. Select the correct choice below and fill in the answer boxes to complete your choice. (Round to two decimal places as needed.) A. H0: p≤enter your response here Ha: p>enter your response here B. H0: penter your response here Ha: p≤enter your response here F. H0: p=enter your response here Ha: p≠enter your response here
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
Related questions
Question
6.
A research center claims that at least
30%
of adults in a certain country think that their taxes will be audited. In a random sample of
1200
adults in that country in a recent year,
26%
say they are concerned that their taxes will be audited. At
α=0.10,
is there enough evidence to reject the center's claim? Complete parts (a) through (e) below.Question content area bottom
Part 1
(a) Identify the claim and state
H0
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.)
enter your response here
%
of adults in the country think that their taxes will be audited.The percentage of adults in the country who think that their taxes will be audited is not
enter your response here
%.
At least
30
30%
of adults in the country think that their taxes will be audited.Less than
enter your response here
%
of adults in the country think that their taxes will be audited.Part 2
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
H0
and
Ha.
Select the correct choice below and fill in the answer boxes to complete your choice.(Round to two decimal places as needed.)
H0:
p≤enter your response here
Ha:
p>enter your response here
H0:
p<enter your response here
Ha:
p≥enter your response here
H0:
p≠enter your response here
Ha:
p=enter your response here
H0:
p≥enter your response here
Ha:
p<enter your response here
H0:
p>enter your response here
Ha:
p≤enter your response here
H0:
p=enter your response here
Ha:
p≠enter your response here
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