A 90 confidence interval for p1 - p2 is (0.05, 0.002). Which of ...

[2125004343]

A 90 confidence interval for p1 - p2 is (0.05, 0.002). Which of the following is the 95 confidence interval calculated from the same data?
  1.(0.058, 0.005)
  2.(0.055, 0.003)
  3.(0.003, 0.055)
  4.(0.005, 0.058)
  5.(0.01, 0.06)

Question 2

The standard deviation of p1 - p2 used in the large sample test of p1 - p2 is the same as the standard deviation used in the large sample confidence interval for p1 - p2.
  1.True
  2.False

[mjenn52]

Answer to Question 1

2

Answer to Question 2

2

[2125004343]

Wow, this really help

[Liddy]

Thanks for the timely response, appreciate it