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what would be the z-score?

what would be the z-score?

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 report on health care in the US said that 28% of Americans have experienced times when they haven't been able to afford medical care. A news organization randomly sampled 801 black Americans, of whom 304 reported that there had been times in the last year when they had not been able to afford medical care. Assuming that this test meets the criteria for assumptions and conditions, what would be the z-score?

A report on health care in the US said that 28% of Americans have experienced times when they haven't been able to afford medical care. A news organization randomly sampled 801 black Americans, of whom 304 reported that there had been times in the last year when they had not been able to afford medical care. Assuming that this test meets the criteria for assumptions and conditions, what would be the z-score? A. 6.27 B. 0.3795 O C. 0.0995 D. 1.96
Transcribed Image Text:A report on health care in the US said that 28% of Americans have experienced times when they haven't been able to afford medical care. A news organization randomly sampled 801 black Americans, of whom 304 reported that there had been times in the last year when they had not been able to afford medical care. Assuming that this test meets the criteria for assumptions and conditions, what would be the z-score? A. 6.27 B. 0.3795 O C. 0.0995 D. 1.96
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