Question

Example of trend, panel and cohert longitudinal survey

Answer 1

Trend studies focus on the same population of people use opinion poll surveys to look at their attitudes over time. ... For example, the freshman class of 2008 would be given a survey, and then the freshman class of 2009 at the same school would be given the same survey, and any differences in opinion would be noted.Trend studies focus on the same population of people use opinion poll surveys to look at their attitudes over time.

panel .

The key feature of panel studies is that they collect repeated measures from the same sample at different points in time. Most panel studies are designed for quantitative analysis and use structured survey data. ... Cross-sectional surveys are based on a sample of the population of interest drawn at one time point.

For example, the freshman class of 2008 would be given a survey, and then the freshman class of 2009 at the same school would be given the same survey, and any differences in opinion would be noted.

longitudinal survey

Longitudinal study is an observational study that employs continuous or repeated measures to follow particular individuals over prolonged period of time often years or decades. Longitudinal study collects data that is either qualitative or quantitative in nature.a researcher has been hired to study if there is a link between violence and video games usage.

example_ A sample for the study is collected and to reduce to amount of interference a large group of participants is collected from a population who play video games. Here the age group is restricted to teenagers (13-19 years). The next step is to record how violent participants in the sample currently are. This creates a baseline for later comparisons. Now the researcher will give a log to each participant to keep a track of how much video games they are playing.