A team of social psychologists has designed a new intervention to get people to use less energy in their homes. Which of the following should they do?
a. conduct a study in which a large sample of homeowners gets the intervention to see if energy use declines over time in these homes
b. conduct an experiment in which some homeowners are randomly assigned to get the intervention and other homeowners are randomly assigned to a control group that doesn't get the intervention, and then measure the energy consumption of both groups
c. given the importance of conserving energy, they should deliver the intervention to all homeowners in a particular city as soon as possible
d. conduct a survey in which homeowners are asked whether they think the intervention would be effective
Question 2
Suppose you wanted to get people to use less electricity where you work by getting them to turn off lights when they leave. Which of the following is most likely to succeed, based on research in social psychology?
a. Get people to sign a public pledge that they will turn off lights when they leave.
b. Ask people to write about times when they forgot to turn off lights when they left.
c. Ask people to do bothsign the public pledge and write about times they didn't turn off the lights.
d. Ask people to sign the public pledge and write about times they did turn off the lights when they left.