When a correlation exists, lowering the range of either of the variables will _________
a. raise the correlation c. not change the correlation
b. lower the correlation d. produce a causal relationship
B
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A researcher takes notes while watching children on a playground to see if boys are more assertive than girls. The researcher is using which of the following research methods?
a. Survey c. Experimentation b. Case study d. Naturalistic observation
Recruiting and genuinely involving diverse members, including in the group leadership, and using boundary spanning to bridge differences between subgroups, are ways that community organizations can:
a. become more representative of their communities. b. promote participation by all segments of their communities. c. both ‘a' and ‘b' d. become empowered but not empowering settings.
Which of the following most accurately describes the contrast effect?
A) Employees who are good at one aspect of their job tend to be viewed as poor at other aspects of their job. B) Employees who perform one aspect of their job well tend to be rated highly for other aspects. C) An average worker is rated as substandard because he or she is compared to an above average employee. D) An average worker is rated as above average because he or she is compared to another above average employee.
A report on the TV news made reference to the drug used at "raves" or all-night underground parties. What is the likely drug involved?
a) ecstasy b) cocaine c) heroin d) marijuana