A Gallup poll recently asked 6007 randomly selected American adults by telephone the question: "Are you satisfied or dissatisfied with your health care plan?" In all, 28% responded that "Yes" they are satisfied with their health care. Identify the following: (a) What is the population for this poll? American Adults (b) What is the sample for this poll? 6007 (c) Is the number 28% considered a parameter or a statistic? Explain. statistic because it describes as

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A Gallup poll recently asked 6007 randomly selected American adults by telephone the question: "Are you satisfied or dissatisfied with your health care plan?" In all, 28%
responded that "Yes" they are satisfied with their health care.
Identify the following:
(a) What is the population for this poll?
American Adults
(b) What is the sample for this poll?
6007
(c) Is the number 28% considered a parameter or a statistic? Explain.
statistic because it describes as
(d) How many of the 6007 American adults in the Gallup poll responded "Yes"?
(e) Estimate the margin of error for this poll using 95% confidence. Round to two decimal places as necessary.
(f) Give the 95% confidence interval for this poll.
(g) Make a confidence statement about this poll in context.
Transcribed Image Text:A Gallup poll recently asked 6007 randomly selected American adults by telephone the question: "Are you satisfied or dissatisfied with your health care plan?" In all, 28% responded that "Yes" they are satisfied with their health care. Identify the following: (a) What is the population for this poll? American Adults (b) What is the sample for this poll? 6007 (c) Is the number 28% considered a parameter or a statistic? Explain. statistic because it describes as (d) How many of the 6007 American adults in the Gallup poll responded "Yes"? (e) Estimate the margin of error for this poll using 95% confidence. Round to two decimal places as necessary. (f) Give the 95% confidence interval for this poll. (g) Make a confidence statement about this poll in context.
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