12/08/22

1. Which of the following is an appropriate confidence interval to indicate significance for a risk difference of -2.4? 2. A. -2.5 to 0.67 B. 2.4 to 3.6 C. -2.5 to -1.4 D. -2.5 to 1.9

Which of the following is an appropriate confidence interval to indicate significance for a risk difference of -2.4?  A. -2.5 to 0.67 B. 2.4 to 3.6 C. -2.5 to -1.4 D. -2.5 to 1.9

What are the sample mean and margin of error?

50 random flights from D.C to New York City were selected and the resulting 95% confidence interval was (82.5, 88.7). What are the sample mean and margin of error?

Still looking for help? Get the right answer, fast.

Ask a question for free

Get a free answer to a quick problem.
Most questions answered within 4 hours.

OR

Find an Online Tutor Now

Choose an expert and meet online. No packages or subscriptions, pay only for the time you need.