Answer Happy

A.Find a 95% confidence interval for the true proportion of the
professor’s students who were registered to vote. (Make sure to
check any necessary conditions and to state a conclusion in the
context of the problem.)
B. Explain what 95% confidence means in this context.
a. 17. (10pts) A statistics professor asked her students whether or not they were registered to vote. In a sample of 50 of her students (randomly sampled from her 700 students), 35 said they were registered to vote. Find a 95% confidence interval for the true proportion of the professor's students who were registered to vote. (Make sure to check any necessary conditions and to state a conclusion in the context of the problem.) b. Explain what 95% confidence means in this context. c. According to a Gallup poll, about 73% of 18- to 29-year-olds said that they were registered to vote. Does this 73% figure from Gallup seem reasonable for the professor's students? Explain.