What do you mean by the term arithmetic line graph. Explain briefly.

An arithmetic line graphs is also called time series graph. In this graph, time (hour, day/date, week, month, year) is plotted along the X-axis and the corresponding values of the variable along the 7-axis.

Arithmetic line graphs, along or time series graphs can mainly he of two types

(i) One variable graphs.

(ii) Two or more than two variable graphs.