A tally chart which records data in groups rather than distinct values. May be used when individual values would have no or little data recorded.
How a set of data may be linked together.
(A measurement) Make sure to write your answer using the units given. A good idea would be to check the units are the same in the question as they want in the answer.
(… terms of π) Your answer should have π in it. Usually on non-calculator papers.
Example: Work out the perimeter of the field. Give your answer in kilometres.
Use the number of significant figures in the question to determine how many significant figure to give your answer to.
Used with surd questions or questions involving pi. Leave your answer with a square root or pi in it.