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For any confidence interval make sure that you interpret the interval in context, in addition to...

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Statistics

For any confidence interval make sure that you interpret theinterval in context, in addition to using it for inference.

A survey is given to 300 random SCSU students to determine theiropinion of being a “Tobacco Free Campus.” Of the 300 studentssurveyed, 228 were in favor a tobacco free campus.

  1. Find a 95% confidence interval for the proportion of all SCSUstudents in favor of a tobacco free campus.
  2. Interpret the interval in part a.
  3. Find the error bound of the interval in part a.
  4. The Dean claims that at least 70% of all students are in favorof a tobacco free campus. Can you support the Dean’s claim at the95% confidence level? Justify!

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