For which one of the following situations was a procedure for ...

[Bob-Dole]

For which one of the following situations was a procedure for finding a confidence interval not covered in the textbook?
 a. A mean difference for paired data.
  b. A difference in means for two independent samples.
  c. A difference in proportions for paired data.
  d. A difference in proportions for two independent samples.

Question 2

Data is to be gathered to estimate the proportion of residents who will vote for Mr. Treehouse in the coming city elections. A random sample of 650 voters is interviewed and 306 of them say that they will support Mr. Treehouse. What is the standard error of the sample proportion?

[Jmfn03]

Answer to Question 1

C

Answer to Question 2

0.0196

[Bob-Dole]

Thanks

[Jmfn03]

Welcome