A random sample of 300 students is selected from a large university. Of the 300 students, 180 said that they prefer to study at the library. Which of the following is a 98% confidence interval for the proportion of all students at the university who prefer to study at the library?

A random sample of 300 students is selected from a large university. Of the 300 students, 180 said that they prefer to study at the library. Which of the following is a 98% confidence interval for the proportion of all students at the university who prefer to study at the library?

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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Concept explainers

Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.

Question

100%

A random sample of 300 students is selected from a large university. Of the 300 students, 180 said that they prefer
to study at the library. Which of the following is a 98% confidence interval for the proportion of all students at the
university who prefer to study at the library?
(0.4)(0.6)
0.4 ± 2.33
300
а.
(0.4)(0.6)
0.4 + 1.96-
300
b.
(0.6)(0.4)
0.6 ± 1.96.
300
C.
'(0.6)(0.4)
0.6 ± 2.051/
300
d.
(0.6)(0.4)
0.6 ± 2.331
300
e.

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