A-LevelMathematicsProbability and statisticsOct/Nov 2021Paper 5 Q46 Marks
A fair spinner has edges numbered 0, 1, 2, 2. Another fair spinner has edges numbered –1, 0, 1. Each spinner is spun. The number on the edge on which a spinner comes to rest is noted. The random variable X is the sum of the numbers for the two spinners.
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