Pictorial LineCharts

Line Charts

A line chart is a basic type of chart.

In a line chart the series of data points are connected by line segments. The numbers along the side of the line chart represent the scale.

It is an extension of a scatter plot.

Example:

Draw the line chart for the following data.

Year

Population (in Millions)

1950

45

1960

56

1970

67

1980

82

1990

98

2000

104

2010

120

Sol: Let us plot the line chart for the given data

Try these questions :

  1. In a line chart the series of data points are connected by
    1. Dots
    2. Line segments
    3. Lines
    4. Nothing
    Answer: B
    A line graph connects data points by line segments.