a) Name the classes that have more boys than girls. b) Name the classes that have more girls than boys. c) Which class has an equal number of boys and girls? d) How many boys are in the school from 1st to 6th class? e) How many more girls than boys are there in the 1st to 6th classes? f) Carry out a similar investigation in your own school.


Looking at Trend Graphs


1. Examine this trend graph showing a newsagent’s takings for the week. Answer the questions that follow.


650 600 550 500 450 400 350 300 250 200 150 50 0


Monday Tuesday Wednesday Thursday Friday Saturday


a) Which day had the lowest amount of takings? b) Which day had the highest amount of takings?


c) Name 2 days in which the takings i) increased and ii) decreased from the day before.


d) How much money was taken in in total by the shop that week? e) What were the average takings per day?


A trend graph is another way of representing data. In the graph above, we can easily see on which days the takings increased and decreased or the trend of the takings from day to day.


Representing and Interpreting Data 1


49


Takings in €


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