An algebraic statement with a letter equal to an expression. Used to work out a missing variable by substituting in all other known variables. Plural is formulae.
Write the expression using brackets.
A diagram showing the inputs, function(s) and outputs.
A set operation that is applied to a set of inputs.
A table showing data in groups rather than in lists.
Example: Complete the frequency table.
🔑 Key Frequency Topics: Frequency Tables, Mean from a Frequency Table, Estimated Mean, Median from a Frequency Table, Median for Grouped Data, Histograms, Frequency Trees, Cumulative Frequency, Frequency Polygons
Show some calculations to show how you get to the final answer.
Example: Find the sum of…
🔑 Key Find Topics: Pythagoras