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An office administrator finished word processing a two-page letter and its envelope in 13.8 minutes. He entered page one of the letter in 5.9 minutes and entered page two in 4.8 minutes. Compute the time that he spent printing the letter and preparing the envelope. (i.e., not entering the two pages of text).
Aggressive Acts
Behaviors intended to cause harm or injury to another being, which can be physical or verbal in nature.
Quasi-experiment
An empirical study used to estimate the causal impact of an intervention without random assignment to treatment and control groups.
Correlational Design
A research method used to examine a relationship between two or more variables, without inferring a causal relationship.
Longitudinal Research
A research method that involves observing and collecting data from the same subjects repeatedly over a period of time.
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