A political research group affiliated with the Democratic Party wanted to know what percentage of voters would pport raising taxes to pay for early childhood education in public schools. The researchers randomly selected 1000 gistered voters from each state and mailed them a brief survey that includes the question, "Would you support a bill nding early childhood education for children aged 3-5 in public schools?" The voters were asked to complete the rvey and place it in the mail. A total of 23,530 responses were received, and 78% of them said "Yes." a. Identify the following:
A political research group affiliated with the Democratic Party wanted to know what percentage of voters would pport raising taxes to pay for early childhood education in public schools. The researchers randomly selected 1000 gistered voters from each state and mailed them a brief survey that includes the question, "Would you support a bill nding early childhood education for children aged 3-5 in public schools?" The voters were asked to complete the rvey and place it in the mail. A total of 23,530 responses were received, and 78% of them said "Yes." a. Identify the following:
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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Transcribed Image Text:3. A political research group affiliated with the Democratic Party wanted to know what percentage of voters would
support raising taxes to pay for early childhood education in public schools. The researchers randomly selected 1000
registered voters from each state and mailed them a brief survey that includes the question, "Would you support a bill
funding early childhood education for children aged 3-5 in public schools?" The voters were asked to complete the
survey and place it in the mail. A total of 23,530 responses were received, and 78% of them said "Yes."
a. Identify the following:
Population:
Sample:
Parameter:
Sample Statistic:
b. What kind of sampling method was used? Circle one.
Convenience Sampling
Simple Random Sampling
Systematic Sampling
Stratified Sampling
Based on the data they collect, the researchers conclude that voters would support the legislation. Give two
reasons why one might not believe the results of this study. Explain your reasons clearly. Do not say the sample
size is too small as one of your reasons.
C.
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