A research center claims that more than 32% of employees in a certain country have changed jobs in the past three years. In a random sample of 360 people from hat country, 126 have changed jobs in the past three years. At a = 0.05, is there enough evidence to support the center's claim? Complete parts (a) through (e) below a) Identify the claim and state Ho and Ha dentify 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 employees in the country have changed jobs in the past three years. O B. % of employees in the country have changed jobs in the past three years. OC. At most % of employees in the country have changed jobs in past three years. O D. The percentage of employees in the country who have changed jobs in the past three years is not Let p be the population proportion of successes, where a success is an employee in the country who has changed jobs in the past three years. State to and Hg. Select the correct choice below and fill in the answer boxes to complete your choice. Round to two decimal places as needed.) O A. Ho: pz O B. Ho: p< OC. Ho: p> Ha:p< Hai p2 Haips O D. Ho: ps O E. Ho: p= Ha:p = O F. Ho: p= Ha:p> Ha:p= b) Find the critical value(s) and identify the rejection region(s). dentify the critical value(s) for this test. Round to two decimal places as needed. Use a comma to separate answers as needed.) dentify 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 region is z> O B. The rejection region is z < OC. The rejection regions are z< and z> O D. The rejection region is c) Find the standardized test statistic z. %3D 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. v the null hypothesis. There enough evidence to v the center's claim.
A research center claims that more than 32% of employees in a certain country have changed jobs in the past three years. In a random sample of 360 people from hat country, 126 have changed jobs in the past three years. At a = 0.05, is there enough evidence to support the center's claim? Complete parts (a) through (e) below a) Identify the claim and state Ho and Ha dentify 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 employees in the country have changed jobs in the past three years. O B. % of employees in the country have changed jobs in the past three years. OC. At most % of employees in the country have changed jobs in past three years. O D. The percentage of employees in the country who have changed jobs in the past three years is not Let p be the population proportion of successes, where a success is an employee in the country who has changed jobs in the past three years. State to and Hg. Select the correct choice below and fill in the answer boxes to complete your choice. Round to two decimal places as needed.) O A. Ho: pz O B. Ho: p< OC. Ho: p> Ha:p< Hai p2 Haips O D. Ho: ps O E. Ho: p= Ha:p = O F. Ho: p= Ha:p> Ha:p= b) Find the critical value(s) and identify the rejection region(s). dentify the critical value(s) for this test. Round to two decimal places as needed. Use a comma to separate answers as needed.) dentify 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 region is z> O B. The rejection region is z < OC. The rejection regions are z< and z> O D. The rejection region is c) Find the standardized test statistic z. %3D 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. v the null hypothesis. There enough evidence to v the center's claim.
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
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A research center claims that more than
32%
of employees in a certain country have changed jobs in the past
three
years. In a random sample of
360
people from that country,
126
have changed jobs in the past
three
years. At
α=0.05,
is there enough evidence to support the center's claim? Complete parts (a) through (e) below 
Transcribed Image Text:A research center claims that more than 32% of employees in a certain country have changed jobs in the past three years. In a random sample of 360 people from
that country, 126 have changed jobs in the past three years. At a = 0.05, is there enough evidence to support the center's claim? Complete parts (a) through (e) below.
(a) Identify the claim and state H, 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 employees in the country have changed jobs in the past three years.
OB.
% of employees in the country have changed jobs in the past three years.
OC.
At most
% of employees in the country have changed jobs in the past three years.
O D. The percentage of employees in the country who have changed jobs in the past three years is not
%
Let p be the population proportion of successes, where a success is an employee in the country who has changed jobs in the past three years. State
H, and Ha. Select the correct choice below and fill in the answer boxes to complete your choice.
(Round to two decimal places as needed.)
O A. Ho: pz
O B. Ho: p<
O C. Ho: p>
H3:p<
Hạ: p2
Ha:ps
O D. Ho: ps
OE.
Ho: p=
O F. Ho: p=
Hạ:p>
H3: p =
Ha:p=
(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.)
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 region is z>
O B. The rejection region is z<
OC. The rejection regions arez<
and z>
O D. The rejection region is
<Z<
(c) Find the standardized test statistic 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 center's claim.
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