For this problem, carry at least four digits after the decimal in your calculations. Answers may vary slightly due to rounding. In a random sample of 506 judges, it was found that 293 were introverts. LUSE SALT (a) Let p represent the proportion of all judges who are introverts. Find a point estimate for p. (Round your answer to four decimal places.) (b) Find a 99% confidence interval for p. (Round your answers to two decimal places.) lower limit upper limit Give a brief interpretation of the meaning of the confidence interval you have found. O We are 99% confident that the true proportion of judges who are introverts falls outside this interval. O We are 1% confident that the true proportion of judges who are introverts falls within this interval. We are 99% confident that the true proportion of judges who are introverts falls within this interval. O We are 1% confident that the true proportion of judges who are introverts falls above this interval. (c) Do you think the conditions np > 5 and nq > 5 are satisfied in this problem? Explain why this would be an important consideration. O No, the conditions are not satisfied. This is important because it allows us to say that p is approximately normal. O No, the conditions are not satisfied. This is important because it allows us to say that p is approximately binomial. Yes, the conditions are satisfied. This is important because it allows us to say that p is approximately binomial. O Yes, the conditions are satisfied. This is important because it allows us to say that p is approximately normal.

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.5: Comparing Sets Of Data
Problem 14PPS
icon
Related questions
Question
For this problem, carry at least four digits after the decimal in your calculations. Answers may vary slightly due to rounding.
In a random sample of 506 judges, it was found that 293 were introverts.
LUSE SALT
(a) Let p represent the proportion of all judges who are introverts. Find a point estimate for p. (Round your answer to four decimal places.)
(b) Find a 99% confidence interval for p. (Round your answers to two decimal places.)
lower limit
upper limit
Give a brief interpretation of the meaning of the confidence interval you have found.
O We are 99% confident that the true proportion of judges who are introverts falls outside this interval.
O We are 1% confident that the true proportion of judges who are introverts falls within this interval.
O We are 99% confident that the true proportion of judges who are introverts falls within this interval.
O We are 1% confident that the true proportion of judges who are introverts falls above this interval.
(c) Do you think the conditions np > 5 and nq > 5 are satisfied in this problem? Explain why this would be an important consideration..
O No, the conditions are not satisfied. This is important because it allows us to say that p is approximately normal.
O No, the conditions are not satisfied. This is important because it allows us to say that p is approximately binomial.
is important because
O Yes, the conditions are satisfied.
O Yes, the conditions are satisfied. This is important because
allows us to say that p is approximately binomial.
allows us to say that p is approximately normal.
Transcribed Image Text:For this problem, carry at least four digits after the decimal in your calculations. Answers may vary slightly due to rounding. In a random sample of 506 judges, it was found that 293 were introverts. LUSE SALT (a) Let p represent the proportion of all judges who are introverts. Find a point estimate for p. (Round your answer to four decimal places.) (b) Find a 99% confidence interval for p. (Round your answers to two decimal places.) lower limit upper limit Give a brief interpretation of the meaning of the confidence interval you have found. O We are 99% confident that the true proportion of judges who are introverts falls outside this interval. O We are 1% confident that the true proportion of judges who are introverts falls within this interval. O We are 99% confident that the true proportion of judges who are introverts falls within this interval. O We are 1% confident that the true proportion of judges who are introverts falls above this interval. (c) Do you think the conditions np > 5 and nq > 5 are satisfied in this problem? Explain why this would be an important consideration.. O No, the conditions are not satisfied. This is important because it allows us to say that p is approximately normal. O No, the conditions are not satisfied. This is important because it allows us to say that p is approximately binomial. is important because O Yes, the conditions are satisfied. O Yes, the conditions are satisfied. This is important because allows us to say that p is approximately binomial. allows us to say that p is approximately normal.
Expert Solution
steps

Step by step

Solved in 5 steps with 18 images

Blurred answer
Recommended textbooks for you
Glencoe Algebra 1, Student Edition, 9780079039897…
Glencoe Algebra 1, Student Edition, 9780079039897…
Algebra
ISBN:
9780079039897
Author:
Carter
Publisher:
McGraw Hill