Work out the scale first: charts and graphs
Reading a bar chart is not the difficulty. Scales that go up in twenties, pie charts given one slice, and graphs that have to be read backwards are.
Data
5 posts on this. Written by Mat and Alicia, who prepare pupils for the Buckinghamshire Transfer Test every week in Winslow.
True, and still misleading: reading a graph critically
A misleading graph almost never has wrong numbers on it. Every value is correct and the impression is false — and spotting how is a skill worth more than the mark.
Wanted on top, altogether underneath: probability
Writing a chance as a fraction is the easy part. The paper stops drawing you the bag, wants the fraction cancelled, and takes a counter out halfway through.
Getting the numbers out is half the question: averages
Mean, median, mode and range are four short jobs your child already knows. The 11+ stops handing over the numbers in a neat row, and that is where the marks go.
The blanks are the question: data tables
Finding a box in a table takes seconds. Working out the boxes the table has left empty, using the totals, is what the question is actually asking.