In October 2017, the Gallup Poll asked a sample of 10281028 U.S. adults, "Are you in favor of the death penalty for a person convicted of murder?" Suppose that the margin of error needs to be half as large for this poll. How many people must be interviewed?
In October 2017, the Gallup Poll asked a sample of 10281028 U.S. adults, "Are you in favor of the death penalty for a person convicted of murder?" Suppose that the margin of error needs to be half as large for this poll. How many people must be interviewed?
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section11.4: Collecting Data
Problem 3E
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In October 2017, the Gallup Poll asked a sample of 10281028 U.S. adults, "Are you in favor of the death penalty for a person convicted of murder?" Suppose that the margin of error needs to be half as large for this poll. How many people must be interviewed?
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