Do you know how to count a tally ? Tally marks are in groups of 5. Once there are 4 vertical ones written, the fifth one is drawn horizontally through them.
Five students tallied cats that they saw on the way home from school one day.
How many cats did they see all together?
In a tally a vertical line represents 1 count while a group of tally marks with a horizontal (or diagonal) line through 4 vertical lines represents a total of 5 counts.
This video has a look at using tables to record information and answer questions.
Ms Williams has the following fruit stickers in her drawer:
Count the number of each type of sticker and fill in the table.
|Fruit||Number of Stickers|
Which sticker was most common?
Frequency means how often something occurs, or how many times it is counted.
Construct, interpret and compare a range of data displays, including side-by-side column graphs for two categorical variables