Given below are the number of successes and sample size for a simple random sample from a population. x= 12, n= 40, 98% level a. Determine the sample proportion. b. Decide whether using the one-proportion z-interval procedure is appropriate. c. If appropriate, use the one-proportion z-interval procedure to find the confidence interval at the specified confidence level. d. If appropriate, find the margin of error for the estimate of p and express the confidence interval in terms of the sample proportion and the margin of error. ... a. p=| (Type an integer or a decimal. Do not round.) b. Is the one-proportion z-interval procedure appropriate? Select all that apply. A. The procedure is appropriate because the necessary conditions are satisfied. ]B. The procedure is not appropriate because n-x is less than 5. C. The procedure is not appropriate because x is less than 5. D. The procedure is not appropriate because the sample is not a simple random sample. c. Select the correct choice below and, if necessary, fill in the answer boxes within your choice. O A. The 98% confidence interval is from (Round to three decimal places as needed. Use ascending order.) to B. The one-proportion z-interval procedure is not appropriate.

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
icon
Related questions
Question
Given below are the number of successes and sample size for a simple random sample from a population.
x= 12, n= 40, 98% level
a. Determine the sample proportion.
b. Decide whether using the one-proportion z-interval procedure is appropriate.
c. If appropriate, use the one-proportion z-interval procedure to find the confidence interval at the specified confidence level.
d. If appropriate, find the margin of error for the estimate of p and express the confidence interval in terms of the sample proportion and the margin of error.
a. p =
(Type an integer or a decimal. Do not round.)
b. Is the one-proportion z-interval procedure appropriate? Select all that apply.
A. The procedure is appropriate because the necessary conditions are satisfied.
B. The procedure is not appropriate because n-x is less than 5.
C. The procedure is not appropriate because x is less than 5.
O D. The procedure is not appropriate because the sample is not a simple random sample.
c. Select the correct choice below and, if necessary, fill in the answer boxes within your choice.
А.
The 98% confidence interval is from
to
(Round to three decimal places as needed. Use ascending order.)
B. The one-proportion z-interval procedure is not appropriate.
d. Select the correct choice below and, if necessary, fill in the answer boxes within your choice.
А.
The margin of error is
The 98% confidence interval is
(Type integers or decimals. Round to three decimal places as needed.)
B. The one-proportion z-interval procedure is not appropriate.
Transcribed Image Text:Given below are the number of successes and sample size for a simple random sample from a population. x= 12, n= 40, 98% level a. Determine the sample proportion. b. Decide whether using the one-proportion z-interval procedure is appropriate. c. If appropriate, use the one-proportion z-interval procedure to find the confidence interval at the specified confidence level. d. If appropriate, find the margin of error for the estimate of p and express the confidence interval in terms of the sample proportion and the margin of error. a. p = (Type an integer or a decimal. Do not round.) b. Is the one-proportion z-interval procedure appropriate? Select all that apply. A. The procedure is appropriate because the necessary conditions are satisfied. B. The procedure is not appropriate because n-x is less than 5. C. The procedure is not appropriate because x is less than 5. O D. The procedure is not appropriate because the sample is not a simple random sample. c. Select the correct choice below and, if necessary, fill in the answer boxes within your choice. А. The 98% confidence interval is from to (Round to three decimal places as needed. Use ascending order.) B. The one-proportion z-interval procedure is not appropriate. d. Select the correct choice below and, if necessary, fill in the answer boxes within your choice. А. The margin of error is The 98% confidence interval is (Type integers or decimals. Round to three decimal places as needed.) B. The one-proportion z-interval procedure is not appropriate.
Expert Solution
trending now

Trending now

This is a popular solution!

steps

Step by step

Solved in 2 steps with 2 images

Blurred answer
Similar questions
Recommended textbooks for you
MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
Statistics
ISBN:
9781119256830
Author:
Amos Gilat
Publisher:
John Wiley & Sons Inc
Probability and Statistics for Engineering and th…
Probability and Statistics for Engineering and th…
Statistics
ISBN:
9781305251809
Author:
Jay L. Devore
Publisher:
Cengage Learning
Statistics for The Behavioral Sciences (MindTap C…
Statistics for The Behavioral Sciences (MindTap C…
Statistics
ISBN:
9781305504912
Author:
Frederick J Gravetter, Larry B. Wallnau
Publisher:
Cengage Learning
Elementary Statistics: Picturing the World (7th E…
Elementary Statistics: Picturing the World (7th E…
Statistics
ISBN:
9780134683416
Author:
Ron Larson, Betsy Farber
Publisher:
PEARSON
The Basic Practice of Statistics
The Basic Practice of Statistics
Statistics
ISBN:
9781319042578
Author:
David S. Moore, William I. Notz, Michael A. Fligner
Publisher:
W. H. Freeman
Introduction to the Practice of Statistics
Introduction to the Practice of Statistics
Statistics
ISBN:
9781319013387
Author:
David S. Moore, George P. McCabe, Bruce A. Craig
Publisher:
W. H. Freeman