Mathematics GCSE
Counting without replacement
What Counting without replacement means in Mathematics GCSE, as defined for Pearson Edexcel.
Definition of Counting without replacement
Check what you remember
Read the wording for your board, then hide it and explain Counting without replacement in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: Pearson Edexcel
When items are selected without replacement, each choice reduces the available pool, so the number of choices at subsequent stages is smaller by one.
Topics that use Counting without replacement
- Number - Structure and calculation (Pearson Edexcel GCSE)
Related terms
- Base
- cancelling common factors
- Circumference
- denominator
- equivalent fractions
- Error interval
- estimating roots
- Exact form (non-decimal answers)
Using Counting without replacement in the exam
Check the command word and mark scheme for your exact question. After comparing your explanation with the reference, use the term in an answer on the linked topic. This practice does not predict an exam mark.
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