CAIE A-Level Mathematics A2 6.4.5 Sample Mean Questions
Practise deciding when the Central Limit Theorem is needed and using an approximate normal model for large-sample means.
- Syllabus
- 2028–2030
- Course
- Mathematics 9709
- Level
- A2
CAIE A-Level Mathematics A2 6.4.5 Sample Mean Questions question 1
The score on one spin of a 5 -sided spinner is denoted by the random variable X with probability distribution as shown in the table.
Explain whether it was necessary to use the Central Limit theorem in your answer to part (b).
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