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A university wants to know more about the knowledge of students regarding international events. They are concerned that their students are uninformed in regards to
A university wants to know more about the knowledge of students regarding international events. They are concerned that their students are uninformed in regards to news from other countries. A standardized test is used to assess students knowledge of world events national reported mean A sample of students are tested sample mean sample standard deviation
Compute a percent confidence interval based on this sample data.
a Not enough data
b
c
d
What is the margin of error?
a
b
c
d Not enough data
How do these students compare to the national sample?
a Above the national mean
b Below the national mean
c Around the national mean
d Not enough data
What is the minimum sample that the university have to take if they wanted to create a confidence interval with a margin of error of points?
a
b
c
d
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