Write a sentence interpreting your 90% confidence interval in the context of this problem.
Write a sentence interpreting your 90% confidence interval in the context of this problem.
A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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
Transcribed Image Text:Write a sentence interpreting your 90% confidence interval in the context of this problem.

Transcribed Image Text:A recent Gallup Poll asked 1523 adults if they bought a lottery ticket in the past year. Eight hundred sixty-eight (868) of the adults said "Yes." The poll was carried out by
telephone, so people without phones were excluded from the sample.
(a) Select the best answer to the question: Any errors in the final result due to excluding people without phones:
A) Are included in the announced margin of error.
B) Can be ignored, because these people are not part of the population.
C) Are in addition to the announced margin of error.
D) Can be ignored, because this is a nonsampling error.
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