Question Details

A time-series graph showing total production in Japan from 1960 to 2010 shows a positive trend



1) Which of the following is correct about a time-series graph?
I. The x-axis measures time.
II. A time-series graph can reveal if there is a trend in the variable.
A) only I
B) only II
C) both I and II
D) neither I nor II
2) A time-series graph reveals whether there is a ________ which represents ________.
A) trend in a variable; a general tendency for the variable to rise or fall
B) relationship between two variables; a cross-section graph
C) trend in a variable; unrelated variables
D) relationship between two variables; a trend in a variable
3) A time-series graph showing total production in Japan from 1960 to 2010 shows a positive trend. It is the case that total production
A) fell every year between 1960 and 2010.
B) rose every year between 1960 and 2010.
C) was lower in 2010 than in 1960.
D) was higher in 2010 than in 1960.
4) Inflation climbed steadily from 1952 to 1972. A time-series graph with inflation on the vertical
axis and time (in years) on the horizontal axis would show
A) the rate of inflation as a horizontal line.
B) that inflation was following a decreasing trend line.
C) that inflation had a positive trend.
D) that inflation had a negative trend.
5) A time-series graph displays the price of copper. The slope of the line is negative for periods
when the
A) price of copper is falling.
B) price of copper is rising.
C) quantity of copper is falling.
D) price of copper is low and not changing.




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