When researchers' expectations about behavior lead to systematic errors in identifying and recording behavior, _________________ is a problem.
A. reactivity
B. selective deposit
C. observer bias
D. data reduction
C. observer bias
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What is the usual delay between starting to take antidepressant drugs and starting to feel benefits?
a. Seconds b. Minutes c. Hours d. Weeks
Emily and her best friend, Katelin, are inseparable. They walk to school together, they text each other at night, and they share secrets. By __________, children such as Emily and Katelin believe friends should understand each other, share common interests, and discuss personal details of their lives.
A. early childhood B. late adolescence C. early adolescence D. adulthood
The two properties about a set of measurements of a dependent variable that we are most interested in describing are
a. frequency and average. b. average and correlation. c. central tendency and dispersion. d. histograms and polygons.
What have studies of how stereotypes affect physicians' decisions shown?
a. Physicians make decisions based on medical status, not stereotypes. b. Physicians are aware of stereotypes and typically overcompensate for them. c. Racial stereotypes rarely have an impact on healthcare. d. Blacks are less likely than whites to receive expensive medical procedures.