Answered: A student was asked to find a 90%…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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A student was asked to find a 90% confidence interval for the proportion of students who take notes using data from a random sample of size n = 86. Which of the following is a correct interpretation of the interval 0.15 < p < 0.26?

Check all that are correct.

1. The proprtion of all students who take notes is between 0.15 and 0.26, 90% of the time.

2. There is a 90% chance that the proportion of notetakers in a sample of 86 students will be between 0.15 and 0.26.

3. With 90% confidence, the proportion of all students who take notes is between 0.15 and 0.26.

4. With 90% confidence, in a proportion of their classes a randomly selected student takes notes in is between 0.15 and 0.26.

5. There is a 90% chance that the proportion of the population is between 0.15 and 0.26.

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