71355
Descrição
FlashCards por Ellen Billingham, atualizado more than 1 year ago
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Criado por Ellen Billingham
mais de 11 anos atrás
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| Questão | Responda |
| What is the probability scale? | It is a line that is used to show how likely something is to happen. It ranges from impossible to certain. |
| What does impossible mean? | Something that will never happen. It is not possible. |
| What is the next word up from impossible on the probability scale? | Unlikely |
| What does unlikely mean? | Something that probably won't happen, but it is possible. |
| What is next up from unlikely? | Even chance |
| What does even chance mean? | That something is just as likely to happen as it is not to happen. |
| What is next up from even chance? | Likely |
| What does likely mean? | When something is probably going to happen, but it might not. |
| What is the final word on the probability scale? | Certain |
| What does certain mean? | When something is definitely going to happen and there is no chance of it not happening. |
| What is the probability that you will turn 540 years old next Wednesday? | Impossible |
| If you toss a coin, what is the probability of it being tails? | Even chance |
| If there is a bag which has 10 sweets in, 5 red, 2 yellow and 3 green, what is the probability that I pick out a red one? | 5/10 = 1/2 |
| How do you find relative frequency? | Relative frequency = Number of times an event occurs / Number of times the test is repeated |
| Is probability written as a decimal or a fraction? | Experimental probability is written as a decimal, but theoretical is a fraction |
| How would you work out the probability of rolling an even number on a dice? | Probability = The number of even numbers (3) divided by the number of possible outcomes (6) p(even number) = 3/6 |
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