Expected frequency
What Expected frequency means in Mathematics GCSE, as defined for Eduqas, Pearson Edexcel.
Definitions of Expected frequency
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Reference: Pearson Edexcel
The mean number of occurrences of an event across repetitions of the experiment; for n trials each with event probability p, it is np.
The predicted average number of occurrences over a stated number of trials, calculated as n × p under the probability model.
The predicted number of occurrences in n trials, calculated as np using the relevant probability p.
The theoretical number of times an event should occur over a given number of trials.
Topics that use Expected frequency
- Probability (Eduqas GCSE)
- Probability (Pearson Edexcel GCSE)
Related terms
- Independent Events
- Mutually Exclusive
- relative frequency
- Sample space
- bias
- Conditional probability
- Equally likely outcomes
- Event
Using Expected frequency in the exam
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