Question Details

The horizontal axis on a time-series graph



1) To see how variables evolve over time we use
A) a scatter graph.
B) an evolution plot.
C) a cross-section plot.
D) a time-series graph.
2) On a time-series graph, time is typically shown
A) as an area.
B) along the x-axis.
C) along the y-axis.
D) as an implicit variable held constant.
3) The horizontal axis on a time-series graph
A) measures the variable being graphed.
B) measures units of time such as years.
C) runs parallel to the y-axis.
D) measures how the variable being graphed changes.

4) A trend is
A) a measure of closeness on a scatter diagram.
B) a general tendency for a variable to rise or fall.
C) the maximum value of a variable.
D) the minimum value of a variable.

5) A trend shows
A) the degree of correlation between two variables.
B) the general tendency for a variable to rise or fall.
C) the scale used to measure to variables.
D) the increases in one variable.



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