2 years ago

Oscar's spinner has scores from 1 to 4. The table shows the probabilities of scores 1, 2 and 3

1 answer:

5 0

Hello! all the probabilities will add up to 1, so just subtract each of these to find 4.
1-0.1-0.5-0.1=0.3

4 had a probability of 0.3

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