Show supporting work for each section identify the claim & state H0 & Ha select correct choice & fill blanks find critical value(s) z0= identify the rejection region sketch label graph & using greater than or lesser than symbols find standardized test statistic z= decide whether to reject or fail to reject null hypothesis interpret the
Show supporting work for each section identify the claim & state H0 & Ha select correct choice & fill blanks find critical value(s) z0= identify the rejection region sketch label graph & using greater than or lesser than symbols find standardized test statistic z= decide whether to reject or fail to reject null hypothesis interpret the
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
Show supporting work for each section
identify the claim & state H0 & Ha
select correct choice & fill blanks
find critical value(s) z0=
identify the rejection region sketch label graph & using greater than or lesser than symbols
find standardized test statistic z=
decide whether to reject or fail to reject null hypothesis interpret the

Transcribed Image Text:A research center claims that more than 19% of employees in a certain country have changed jobs in the past four years. In a random sample of 280 people from that country, 70
have changed jobs in the past four years. At a= 0.05, is there enough evidence to support the center's claim? Complete parts (a) through (e) below.
Let p be the population proportion of successes, where a success is an employee in the country who has changed jobs in the past four years. State Ho and H₂. Select the correct
choice below and fill in the answer boxes to complete your choice.
(Round to two decimal places as needed.)
OA. Ho: P
H₂: p²
OD. Ho: p
Ha: p=
OB. Ho: p²
Ha: p<
(b) Find the critical value(s) and identify the rejection region(s).
Identify the critical value(s) for this test.
146
E. Hops
H₂p>
Z₁ =
(Dound to two decimal places as needed. Use a comma to separate answers as needed.)
OC. Ho: P?
H₂ ps
a
OF. Ho: P
Hap

Transcribed Image Text:A research center claims that more than 19% of employees in a certain country have changed jobs in the past four years. In a random sample of 280 people from that country, 70
have changed jobs in the past four years. At a = 0.05, is there enough evidence to support the center's claim? Complete parts (a) through (e) below.
THA
(a) Identify the claim and state Ho and H₂
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. At most
% of employees in the country have changed jobs in the past four years.
B. The percentage of employees in the country who have changed jobs in the past four years is not
OC. More than % of employees in the country have changed jobs in the past four years.
OD.
% of employees in the country have changed jobs in the past four years.
%
Let p be the population proportion of successes, where a success is an employee in the country who has changed jobs in the past four years. State Ho and H₂. Select the correct
choice below and fill in the answer boxes to complete your choice.
(Round to two decimal places as needed.)
TRA
TOUC
KON
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