A 95% confidence interval for a population proportion calculated using data from a random sample of size n = 500 is (0.13, 0.73). Which of the following is the margin of error of this interval? a. 0.60 b. 0.30 c. 0.15 d. 0.95 e. 0.45
Added by Emily G.
Close
Step 1
13 + 0.73) / 2 p = 0.43 Show more…
Show all steps
Your feedback will help us improve your experience
Sri K and 71 other Intro Stats / AP Statistics educators are ready to help you.
Ask a new question
Labs
Want to see this concept in action?
Explore this concept interactively to see how it behaves as you change inputs.
Key Concepts
Recommended Videos
Assume p̄ = 0.6 in a sample of size n = 50. a. Construct the 95% confidence interval for the population proportion. b. What happens to the margin of error if the above sample proportion is based on n = 200 instead of n = 50?
Joanna Q.
You want to create a 95% confidence interval with a margin of error of no more than 0.05 for a population proportion. The historical data indicate that the population has remained constant at about 0.55. What is the minimum size random sample you need to construct this interval? a. 223 b. 324 c. 378 d. 381
Narayan H.
Ajiboye T.
Recommended Textbooks
Elementary Statistics a Step by Step Approach
The Practice of Statistics for AP
Introductory Statistics
Transcript
18,000,000+
Students on Numerade
Trusted by students at 8,000+ universities
Watch the video solution with this free unlock.
EMAIL
PASSWORD