7.65 What we do when we are sick at home. USA Today (Feb. 15, NW 2007) reported on the results of an opinion poll in which adults were asked what one thing they are most likely to do when they are home sick with a cold or the flu. In the sur- vey, 63% said that they are most likely to sleep and 18% said that they would watch television. Although the sample 10 size was not reported, typically opinion polls include ap- 2e proximately 1,000 randomly selected respondents. mia. Assuming a sample size of 1,000 for this poll, construct a 95% confidence interval for the true percentage of all adults who would choose to sleep when they are at home sick. b. If the true percentage of adults who would choose to sleep when they are at home sick is 70%, would you be surprised? Explain.
7.65 What we do when we are sick at home. USA Today (Feb. 15, NW 2007) reported on the results of an opinion poll in which adults were asked what one thing they are most likely to do when they are home sick with a cold or the flu. In the sur- vey, 63% said that they are most likely to sleep and 18% said that they would watch television. Although the sample 10 size was not reported, typically opinion polls include ap- 2e proximately 1,000 randomly selected respondents. mia. Assuming a sample size of 1,000 for this poll, construct a 95% confidence interval for the true percentage of all adults who would choose to sleep when they are at home sick. b. If the true percentage of adults who would choose to sleep when they are at home sick is 70%, would you be surprised? Explain.
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section11.4: Collecting Data
Problem 3E
Related questions
Question
Professor is looking for simplicity. Please summarize explanation as best as you can.
Transcribed Image Text:7.65 What we do when we are sick at home. USA Today (Feb. 15,
NW 2007) reported on the results of an opinion poll in which
adults were asked what one thing they are most likely to do
when they are home sick with a cold or the flu. In the sur-
vey, 63% said that they are most likely to sleep and 18%
said that they would watch television. Although the sample
10 size was not reported, typically opinion polls include ap-
2e proximately 1,000 randomly selected respondents.
mia. Assuming a sample size of 1,000 for this poll, construct
a 95% confidence interval for the true percentage of
all adults who would choose to sleep when they are at
home sick.
b. If the true percentage of adults who would choose to
sleep when they are at home sick is 70%, would you be
surprised? Explain.
Expert Solution
This question has been solved!
Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.
Step by step
Solved in 2 steps with 1 images
Recommended textbooks for you
Holt Mcdougal Larson Pre-algebra: Student Edition…
Algebra
ISBN:
9780547587776
Author:
HOLT MCDOUGAL
Publisher:
HOLT MCDOUGAL
College Algebra (MindTap Course List)
Algebra
ISBN:
9781305652231
Author:
R. David Gustafson, Jeff Hughes
Publisher:
Cengage Learning
Glencoe Algebra 1, Student Edition, 9780079039897…
Algebra
ISBN:
9780079039897
Author:
Carter
Publisher:
McGraw Hill
Holt Mcdougal Larson Pre-algebra: Student Edition…
Algebra
ISBN:
9780547587776
Author:
HOLT MCDOUGAL
Publisher:
HOLT MCDOUGAL
College Algebra (MindTap Course List)
Algebra
ISBN:
9781305652231
Author:
R. David Gustafson, Jeff Hughes
Publisher:
Cengage Learning
Glencoe Algebra 1, Student Edition, 9780079039897…
Algebra
ISBN:
9780079039897
Author:
Carter
Publisher:
McGraw Hill
Big Ideas Math A Bridge To Success Algebra 1: Stu…
Algebra
ISBN:
9781680331141
Author:
HOUGHTON MIFFLIN HARCOURT
Publisher:
Houghton Mifflin Harcourt
