. A news station would like to conduct an exit poll to determine the likelihood that a highly debated amendment will receive enough support to pass. The news station plans to construct a 90 percent. confidence interval to estimate the proportion of voters supporting the amendment. Which of the following expressions would give the smallest sample size that will result in a margin of error of no more than 3 percentage points? (A) (A) (0.5) (1.645 0.03 1.645v (B) (0.5)² 0.03 1.645 (C) (0.5)² 0.06 (D) ) (0.5)² (1.99) (0.03) (1.96) (E) (0.5)² 0.06/

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
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why the correct answer is letter B?

5. A news station would like to conduct an exit poll to determine the likelihood that a highly debated
amendment will receive enough support to pass. The news station plans to construct a 90 percent.
confidence interval to estimate the proportion of voters supporting the amendment. Which of the
following expressions would give the smallest sample size that will result in a margin of error of no
more than 3 percentage points?
(A)
(A) (0.5)|
(1.645)
0.03
1.645v
(B) (0.5)2
0.03
(C) (0.5)² (
1.645
0.06,
(D)
(D)
) (0.5)² (1.99)
(E) (0.5)2(
(1.96)
0.06/
Transcribed Image Text:5. A news station would like to conduct an exit poll to determine the likelihood that a highly debated amendment will receive enough support to pass. The news station plans to construct a 90 percent. confidence interval to estimate the proportion of voters supporting the amendment. Which of the following expressions would give the smallest sample size that will result in a margin of error of no more than 3 percentage points? (A) (A) (0.5)| (1.645) 0.03 1.645v (B) (0.5)2 0.03 (C) (0.5)² ( 1.645 0.06, (D) (D) ) (0.5)² (1.99) (E) (0.5)2( (1.96) 0.06/
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