You Want to Learn More About How Facebook Use Has

question 4

Multiple Choice

You want to learn more about how Facebook use has changed or evolved since it first became available to a larger online community. What kind of study should you conduct?

• A) Cross-sectional
• B) Longitudinal
• C) Social constructionist
• D) Postmodernist

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Definitions:

One-sample T Statistic

A statistic used to compare the mean of a single sample to a known or hypothesized population mean.

P-value

The chance of getting test findings that are at least as unusual as the ones actually seen, given that the null hypothesis holds.

Null Hypothesis

A default hypothesis that there is no effect or difference, and any observed change in the data is due to random chance.

Confidence Interval

An interval estimate of a population parameter that provides a range of values which is likely to include the parameter of interest.