A humane society claims that less than 72% of households in a certain country own a pet. In a random sample of 700 households in that Cou At a = 0.05, is there enough evidence to support the society's claim? Complete parts (a) through (c) below. ....

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
icon
Related questions
Topic Video
Question
4
A humane society claims that less than 72% of households in a certain country own a pet. In a random sample of 700 households in that country, 476 say they own a pet.
At a = 0.05, is there enough evidence to support the society's claim? Complete parts (a) through (c) below.
(a) Identify the claim and state Ho and H.
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.)
OA
% of households in the country own a pet.
%.
OB. The percentage households in the country that own a pet is not
OC. More than
% of households in the country own a pet.
D. Less than 72 % of households in the country own a pet.
Let p be the population proportion of successes, where a success is a household in the country that owns a pet. State Ho 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 B. Ho: p2|
O C. Ho: p>
OA. Ho: P=
Ha:p<
Ha: ps
OD. Ho: ps
O E. Ho: P#
O F. Ho: p<
Haip=
Hai p2
Hip>
(b) Use technology to find the P-value.
Identify the standardized test statistic.
(Round to two decimal places as needed.)
Identify the P-value.
P=
(Round to three decimal places as needed.)
(c) Decide whether to reject or fail to reject the null hypothesis and (d) interpret the decision in the context of the original claim.
V the research center's claim.
V the null hypothesis. There
enough evidence to
Fail to reject
Reject
OO DO
OO DO
Transcribed Image Text:A humane society claims that less than 72% of households in a certain country own a pet. In a random sample of 700 households in that country, 476 say they own a pet. At a = 0.05, is there enough evidence to support the society's claim? Complete parts (a) through (c) below. (a) Identify the claim and state Ho and H. 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.) OA % of households in the country own a pet. %. OB. The percentage households in the country that own a pet is not OC. More than % of households in the country own a pet. D. Less than 72 % of households in the country own a pet. Let p be the population proportion of successes, where a success is a household in the country that owns a pet. State Ho 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 B. Ho: p2| O C. Ho: p> OA. Ho: P= Ha:p< Ha: ps OD. Ho: ps O E. Ho: P# O F. Ho: p< Haip= Hai p2 Hip> (b) Use technology to find the P-value. Identify the standardized test statistic. (Round to two decimal places as needed.) Identify the P-value. P= (Round to three decimal places as needed.) (c) Decide whether to reject or fail to reject the null hypothesis and (d) interpret the decision in the context of the original claim. V the research center's claim. V the null hypothesis. There enough evidence to Fail to reject Reject OO DO OO DO
Expert Solution
trending now

Trending now

This is a popular solution!

steps

Step by step

Solved in 3 steps

Blurred answer
Knowledge Booster
Discrete Probability Distributions
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, statistics and related others by exploring similar questions and additional content below.
Recommended textbooks for you
Holt Mcdougal Larson Pre-algebra: Student Edition…
Holt Mcdougal Larson Pre-algebra: Student Edition…
Algebra
ISBN:
9780547587776
Author:
HOLT MCDOUGAL
Publisher:
HOLT MCDOUGAL
College Algebra (MindTap Course List)
College Algebra (MindTap Course List)
Algebra
ISBN:
9781305652231
Author:
R. David Gustafson, Jeff Hughes
Publisher:
Cengage Learning
Algebra & Trigonometry with Analytic Geometry
Algebra & Trigonometry with Analytic Geometry
Algebra
ISBN:
9781133382119
Author:
Swokowski
Publisher:
Cengage