According to an article nearly 45% of all Americans have brown eyes. A random sample of 100 people found 32 with brown eyes. Is there sufficient evidence at 0.01 level to indicate that the proportion of brown-eyed people in the region where the study was performed differs from the value reported in the article? There is sufficient evidence to indicate that the proportion of brown-eyed people in the region where the study was performed differs from the value reported in the article (reject the null hypothesis). There is insufficient evidence to indicate that the proportion of brown-eyed people in the region where the study was performed differs from the value reported in the article (accept the null hypothesis).

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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How many people should be chosen to ensure that condition?
According to an article nearly 45% of all Americans have brown eyes. A random sample of 100
people found 32 with brown eyes. Is there sufficient evidence at 0.01 level to indicate that the
proportion of brown-eyed people in the region where the study was performed differs from the
value reported in the article?
There is sufficient evidence to indicate that the proportion of brown-eyed
people in the region where the study was performed differs from the value
reported in the article (reject the null hypothesis).
There is insufficient evidence to indicate that the proportion of brown-eyed
people in the region where the study was performed differs from the value
reported in the article (accept the null hypothesis).
Transcribed Image Text:According to an article nearly 45% of all Americans have brown eyes. A random sample of 100 people found 32 with brown eyes. Is there sufficient evidence at 0.01 level to indicate that the proportion of brown-eyed people in the region where the study was performed differs from the value reported in the article? There is sufficient evidence to indicate that the proportion of brown-eyed people in the region where the study was performed differs from the value reported in the article (reject the null hypothesis). There is insufficient evidence to indicate that the proportion of brown-eyed people in the region where the study was performed differs from the value reported in the article (accept the null hypothesis).
In the above test of hypotheses, how many people should be sampled to ensure that
a = 0.01 and ß = 0. 01(for p=0.32)
Transcribed Image Text:In the above test of hypotheses, how many people should be sampled to ensure that a = 0.01 and ß = 0. 01(for p=0.32)
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