In a survey of 2055 2055 adults in a certain country conducted during a period of economic uncertainty, 69 69% thought that wages paid to workers in industry were too low. The margin of error was 4 4 percentage points with 95 95% confidence. For parts (a) through (d) below, which represent a reasonable interpretation of the survey results? For those that are not reasonable, explain the flaw. (a) We are 95 95% confident 69 69% of adults in the country during the period of economic uncertainty felt wages paid to workers in industry were too low. Is the interpretation reasonable? A. The interpretation is reasonable. B. The interpretation is flawed. The interpretation indicates that the level of confidence is varying. C. The interpretation is flawed. The interpretation suggests that this interval sets the standard for all the other intervals, which is not true. D. The interpretation is flawed. The interpretation provides no interval about the population proportion.
In a survey of
2055
2055 adults in a certain country conducted during a period of economic uncertainty,
69
69% thought that wages paid to workers in industry were too low. The margin of error was
4
4 percentage points with
95
95% confidence. For parts (a) through (d) below, which represent a reasonable interpretation of the survey results? For those that are not reasonable, explain the flaw.
(a) We are
95
95% confident
69
69% of adults in the country during the period of economic uncertainty felt wages paid to workers in industry were too low.
Is the interpretation reasonable?
A.
The interpretation is reasonable.
B.
The interpretation is flawed. The interpretation indicates that the level of confidence is varying.
C.
The interpretation is flawed. The interpretation suggests that this interval sets the standard for all the other intervals, which is not true.
D.
The interpretation is flawed. The interpretation provides no interval about the population proportion.
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