A student was asked to find a 98% confidence intervalfor the population proportion of students who takenotes using data from a random sample of size n = 81.Which of the following is a correct interpretation of theinterval 0.1 < p < 0.23?Check all that are correct.The proprtion of all students who take notes isbetween 0.1 and 0.23, 98% of the time.With 98% confidence, a randomly selectedstudent takes notes in a proportion of theirclasses that is between 0.1 and 0.23.There is a 98% chance that the proportion of thepopulation is between 0.1 and 0.23.With 98% confidence, the proportion of allstudents who take notes is between 0.1 and0.23.There is a 98% chance that the proportion ofnotetakers in a sample of 81 students will bebetween 0.1 and 0.23.

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Answered: A student was asked to find a 98%…

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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In a preelection poll, a pollster finds that 442 out of 650 people polled favor Smith. Construct the 95% confidence interval for the proportion (nearest to 0.0001) of people in the whole population who favor Smith.
A student was asked to find a 98% 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 0.11 < p < 0.33? Check all that are correct. The proportion of all students who take notes is between 0.11 and 0.33, 98% of the time. With 98% confidence, a randomly selected student takes notes in a proportion of their classes that is between 0.11 and 0.33. There is a 98% chance that the proportion of the population is between 0.11 and 0.33. There is a 98% chance that the proportion of notetakers in a sample of 86 students will be between 0.11 and 0.33. With 98% confidence, the proportion of all students who take notes is between 0.11 and 0.33.
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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 confidence interval, 0.12 < p < 0.25? Check all that are correct. There is a 90% chance that the proportion of notetakers in a sample of 86 students will be between 0.12 and 0.25. With 90% confidence, a randomly selected student takes notes in a proportion of their classes that is between 0.12 and 0.25. With 90% confidence, the proportion of All students who take notes is between 0.12 and 0.25.
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