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11 questions from this quiz
Probabilities from observed data
Frequency of outcomeTotal frequency\frac{\text{Frequency of outcome}}{\text{Total frequency}}Total frequencyFrequency of outcome
Larger samples give more accurate estimates
The largest number of trials
Carrying out repeated trials
Experimental uses observed data
1240=310=0.3\frac{12}{40} = \frac{3}{10} = 0.34012=103=0.3
When theoretical probability is unknown
Experimental approaches theoretical
Experimental gets closer to theoretical
Always show your working
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