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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 = 0.01, is there enough evidence to support the society's Complete parts (a) through (c) below. O B. More than % of households in the country own a pet. C. Less than 72 % of households in the country own a pet. O D. % 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 H Select the correct choice below and fill in the answer boxes to complete your choice. (Round to two decimal places as needed.) OC. Ho: ps H p> A. Ho: p2 0.72 OB. Ho: p Hp< 0.72 H p OD. Ho: p< OF Ho: p Ho: p> H ps Hp zd:"H (b) Use technology to find the P-.value. Identify the standardized test statistic. z -2.36 ( l laces as needed.) Reject places as needed.) Fail to reject ect or fail to reject the null hypothesis and (d) interpret the decision in the context of the original claim. the null hypothesis. There V enough evidence to V the society's claim.

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 = 0.01, is there enough evidence to support the society's Complete parts (a) through (c) below. O B. More than % of households in the country own a pet. C. Less than 72 % of households in the country own a pet. O D. % 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 H Select the correct choice below and fill in the answer boxes to complete your choice. (Round to two decimal places as needed.) OC. Ho: ps H p> A. Ho: p2 0.72 OB. Ho: p Hp< 0.72 H p OD. Ho: p< OF Ho: p Ho: p> H ps Hp zd:"H (b) Use technology to find the P-.value. Identify the standardized test statistic. z -2.36 ( l laces as needed.) Reject places as needed.) Fail to reject ect or fail to reject the null hypothesis and (d) interpret the decision in the context of the original claim. the null hypothesis. There V enough evidence to V the society's claim.

Holt Mcdougal Larson Pre-algebra: Student Edition 2012
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
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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 = 0.01, is there enough evidence to support the society's claim? Complete parts (a) through (c) below. O B. More than % of households in the country own a pet. C. Less than 72 % of households in the country own a pet. O D. % 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 H, and H. Select the correct choice below and fill in the answer boxes to complete your choice. (Round to two decimal places as needed.) VA. Ho: p2 0.72 OB. Ho: p= OC. Ho: ps H p OE Ho: p> H:p< 0.72 H:p> O D. Ho: p< OF Ho: p H:p2 H ps H p= (b) Use technology to find the P-value. Identify the standardized test statistic. z- -2.36 al laces as needed.) Reject places as needed.) Fail to reject ect or fail to reject the null hypothesis and (d) interpret the decision in the context of the original claim. the null hypothesis. There Venough evidence to V the society's claim.
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 = 0.01, is there enough evidence to support the society's claim? Complete parts (a) through (c) below. O B. More than % of households in the country own a pet. C. Less than 72 % of households in the country own a pet. O D. % 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 H, and H. Select the correct choice below and fill in the answer boxes to complete your choice. (Round to two decimal places as needed.) VA. Ho: p2 0.72 OB. Ho: p= OC. Ho: ps H p OE Ho: p> H:p< 0.72 H:p> O D. Ho: p< OF Ho: p H:p2 H ps H p= (b) Use technology to find the P-value. Identify the standardized test statistic. z- -2.36 al laces as needed.) Reject places as needed.) Fail to reject ect or fail to reject the null hypothesis and (d) interpret the decision in the context of the original claim. the null hypothesis. There Venough evidence to V the society's claim.
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