True Longitudinal Analysis

question 16

Multiple Choice

True longitudinal analysis

• A) is concerned with the determination of cause-and-effect relationships.
• B) can be performed on any panel.
• C) involves a one-time cross-sectional sample of elements from the population of interest.
• D) is simply a fact-gathering study.
• E) can only be performed using panels that rely on repeated measurements of the same variables.

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Definitions:

Outlier

An observation in data that is significantly distant from the rest of the observations, often indicating a measurement or entry error, or a novel or extreme value.

Positively Associated

A relationship between two variables where they move in the same direction, implying that as one variable increases, the other one also increases.

Above-average Values

Above-average values refer to data points or observations that exceed the average or mean value of the data set.

Scatterplot

A scatterplot is a graphical representation used to display the relationship between two variables, with data points plotted on a Cartesian coordinate system.