eco02L1

  • 1

    •

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

    eco02001.gif

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

  • 2

    •

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


    eco02002.gif

    increases
    decreases
    remains constant
    increases and then decreases

  • 3

    •

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


    eco02003.gif

    decreases
    remains constant
    increases
    increases and then decreases

  • 4

    •

    The figure is a __________________________.

    eco02004.gif

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

  • 5

    •

    A trend ______________________.

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

  • 6

    •

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

    eco02005.gif

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

  • 7

    •

    An inverse relationship ____________________________________.

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

  • 8

    •

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


    eco02006.gif

    negative
    both positive and negative
    positive
    non-existent

  • 9

    •

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

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

  • 10

    •

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

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

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