Lewin's research concerning both how to promote economical and nutritious eating habits, and what kinds of leaders elicit the best work from group members, was important in establishing the idea that
a. different topics require different research strategies.
b. early theories in social psychology were often historically and culturally limited
c. social psychology could be used to understand and help solve practical problems
d. social psychologists may unwittingly influence the behavior of research participants.

The city of bridgedale issued a new recruitment publication for its fire service. the publication lists all of the qualifications needed to become a firefighter. this recruitment pamphlet can be best categorized as a(n)

Which best describes the purpose of the south carolina exposition and protest, which was written by john c. calhoun? a) to explain why the south was nullifying the tariff of 1828 b) to describe the ways the tariff of 1828 would southerners c) to persuade northern states to rebel against the federal government d) to ask england for if the south decided to secede from the union

Which of the following methods could be considered a "best practice" in terms of informing respondents how their answers to an on-line survey about personal information will be protected? respondents are informed that investigators will try to keep their participation confidential; however, confidentiality cannot be assured.respondents are informed that a research assistant will transfer all the research data to a password-protected computer that is not connected to the internet, via a usb flashdrive. the computer is located in a research team member's office.the investigator uses the informed consent process to explain her institution's method for guaranteeing absolute confidentiality of research data.the investigator uses the informed consent process to explain how respondent data will be transmitted from the website to his encrypted database without ever recording respondents' ip addresses, but explains that on the internet confidentiality cannot be absolutely guaranteed.the investigator uses the informed consent process to explain how respondent data will be transmitted from the website to his encrypted database without ever recording respondents' ip addresses, but explains that on the internet confidentiality cannot be absolutely guaranteed