According to a 2005 Gallup poll, which of the following groups expressed more support for the war in Iraq?

A researcher wants to study how people's attention shifts when they see a visual stimulus in an unexpected portion of a screen that they are viewing; this attention shift occurs in just a fraction of a second

Which of the following techniques is this researcher most likely to use? a. the neural-network approach b. a positron emission tomography (PET) scan c. the functional magnetic resonance imaging technique (fMRI) d. the event-related potential technique (ERP)

Which of these represents the BEST approach for choosing tests to use in a selection battery?

A) a minimal correlation between tests that each have unique predictive value B) a minimal correlation between tests that each have low r2 values C) a maximal correlation between tests that have highly overlapping predictive value D) a maximal correlation between tests and low multiple R