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| Done under tightly controlled conditions and allow researchers to focus on the effects of one or more factors that may have an impact on the audience. |
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| One in which the same question or questions are asked of different people at different times. |
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| A special type of longitudinal survey in which the same people are studied at different points in time. |
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| Studies segments of TV and radio content in order to describe the messages presented by these media. |
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| Looks at many studies in different settings and across a variety of samples. |
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| Said watching scenes of media violence would actually reduce the aggressiveness of viewers since their hostile feelings would be purged while watching the media portrayals. |
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| predicted that watching scenes of violence actually prompted audience members to behave more aggressively after viewing. |
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| Suggests that the more a person is exposed to TV, the more likely that the person's construction of social reality will be more like that shown on TV and less like reality. |
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| Heavy viewers within social subgroups develop common perceptions that differ from those of light viewers in the same subgroup. |
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| Refers to a situation in which viewers get a "double-dose" from both TV and reality. |
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| The pattern of news coverage during an election campaign. |
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| A survey taken of a random selection of voters leaving a polling place. |
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| A psychological dependence on the net that may cause people to ignore family, friends, and work as they spend most of their time surfing the net. |
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