At point a on the graph, the value of variable x is ______ and the value of variable y is _______.

20; -20
20; 20
-20; -20
-20; 20

The dots in the figure shows that as the value of variable x increases, the value of variable y

The dots in the figure shows that as the value of variable x increases, the value of variable y _________________.

increases
remains constant
increases and then decreases
decreases

The dots in the figure show that as the value of variable x increases, the value of the variable y ____________.

decreases
remains constant
increases
increases and then decreases

The figure is a _________________.

time-series graph
scatter diagram
misleading graph
cross-section graph

A trend _______________________________.

has an increasing slope
is a general tendency for the value of a variable to rise or fall
can be seen easily on a cross-section graph
shows the relationship between two economic variables

The figure shows the number of people in a country in different age groups. This figure is an example of ________________.

a cross-section graph
a times-series relationship
a scatter diagram
a times-series graph

An inverse relationship _____________________.

is the same as a negative relationship
is one between two opposite variables such as employment and unemployment
always has one axis with an inverted scale
can be seen easily on a cross-section graph

In the figure, the relationship between x and y is _________________.

negative
both positive and negative
positive
non-existent

The slope of a relationship is the _____________ of the variable measured on the ___-axis divided by the _____________ of the variable measured on the ___-axis.

change in the value; y; change in the value; x
value; x; value; y
value; x; value; y
change in the value; x; change in the value; y

A graph having two axes _________ show the relationship between 3 variables _______________________.

can; only if one variable remains constant
can; only if the slope of the curve remains constant
cannot; ever
can; only if two variables increase at the same rate

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