In the 2012 presidential pre-election surveys, Pew Research sampled 1,112 likely voters during October 4–7, 2012, and asked if they were planning to vote for Obama, and then asked the same question of a sample of 1,495 likely voters taken from October 24–28, 2012. However, in their last survey taken October 31–November 3, 2012, just before the election held on November 6, 2012, they asked this question of a sample of 2,709 likely voters. Why do you think Pew did this? (Select all that apply.) Larger samples provide better information about the population. The polling organization wants to increase the accuracy of its population. Larger samples provide better information about the poll. Larger samples provide better information about the sample. The polling organization wants to increase the accuracy of its results.
In the 2012 presidential pre-election surveys, Pew Research sampled 1,112 likely voters during October 4–7, 2012, and asked if they were planning to vote for Obama, and then asked the same question of a sample of 1,495 likely voters taken from October 24–28, 2012. However, in their last survey taken October 31–November 3, 2012, just before the election held on November 6, 2012, they asked this question of a sample of 2,709 likely voters. Why do you think Pew did this? (Select all that apply.) Larger samples provide better information about the population. The polling organization wants to increase the accuracy of its population. Larger samples provide better information about the poll. Larger samples provide better information about the sample. The polling organization wants to increase the accuracy of its results.
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section: Chapter Questions
Problem 8CR
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In the 2012 presidential pre-election surveys, Pew Research sampled 1,112 likely voters during October 4–7, 2012, and asked if they were planning to vote for Obama, and then asked the same question of a sample of 1,495 likely voters taken from October 24–28, 2012. However, in their last survey taken October 31–November 3, 2012, just before the election held on November 6, 2012, they asked this question of a sample of 2,709 likely voters. Why do you think Pew did this? (Select all that apply.)
Larger samples provide better information about the population.
The polling organization wants to increase the accuracy of its population.
Larger samples provide better information about the poll.
Larger samples provide better information about the sample.
The polling organization wants to increase the accuracy of its results.
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