Survey Design - Anderson

Survey Design - Anderson - Survey Design Stats Evaluating...

Info iconThis preview shows pages 1–9. Sign up to view the full content.

View Full Document Right Arrow Icon

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: Survey Design Stats Evaluating Surveys Sample size/margin of error How sample is selected – representative? Question Wording Non-response Sample Size Sample Size Z = Z value (e.g. 1.96 for 95% confidence level) p = percentage picking a choice, expressed as decimal (.5 used for sample size needed) c = confidence interval, expressed as decimal (e.g., .04 = ±4) 2 2 ) 1 ( * * c p p z ss- = Samples Size Are they representative? Wording Matters What do you think is more important: producing energy, or protecting the environment? With which of these statements do you most agree: protection of the environment should be given priority, even at the risk of limiting the amount of energy supplies, such as oil, gas, and coal, which the U.S. produces; or, the development of U.S. energy supplies, such as oil, gas, and goal, should be given priority, even if the environment suffers to some extent? CBS News / New York Times 11/02 Gallup 3/04 Question Wording Framing Priming Does it actually answer the question you want to ask? Americans say no tradeoff, but we still ask! Do you believe that economic growth should be sacrificed for environmental quality, or should environmental quality be sacrificed for economic growth, or does it not necessarily have to be a choice between the two? Source: Wirthlin Worldwide 10/99 Environment EconomicGrow th Equal Priority (vol.) Unsure "With which one of these statements about the environment and the economy do you most agree? Protection of the environment should be given priority, even at the risk of curbing economic growth. OR, Economic growth should be given priority, even if the environment suffers to some extent." Source: Gallup 3/08 Designing Surveys The logistics of creating and running a survey Survey design - how to get answers that address the research question...
View Full Document

This note was uploaded on 08/06/2008 for the course ESM 206 taught by Professor Kendall,berkley during the Spring '08 term at UCSB.

Page1 / 27

Survey Design - Anderson - Survey Design Stats Evaluating...

This preview shows document pages 1 - 9. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online