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What is Probability? | Year 6 Mathematics PDF Download

How do you show probability?

  • Probability or chance refers to the likelihood of an event occurring. An event with low probability is unlikely to occur. An event with high probability is likely to occur.
  • Probabilities are often expressed as fractions.
  • The probability of getting 'tails' when tossing a coin is 1 in 2, or 1/2.
  • Probabilities can also be represented as decimals or percentages. A probability of 1/2 is equivalent to 0.5 or 50%.

What is Probability? | Year 6 Mathematics

Using Probability

  • A bag contains three bananas and nothing else.
  • Probabilities range from 0 (impossible) to 1 (certain).
  • The probability of pulling out a banana from the bag is 1 (certain) since there are only bananas.
  • The probability of pulling out an apple from the bag is 0 (impossible) since there are no apples.

Question for What is Probability?
Try yourself:
What is the probability of rolling a number greater than 4 on a standard six-sided dice?
View Solution

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FAQs on What is Probability? - Year 6 Mathematics

1. What is the definition of Probability?
Ans. Probability is a measure of the likelihood that an event will occur. It is a number between 0 and 1, where 0 indicates impossibility and 1 indicates certainty.
2. How is Probability calculated?
Ans. Probability is calculated by dividing the number of favorable outcomes by the total number of possible outcomes. This ratio gives the probability of the event occurring.
3. What are the different types of Probability?
Ans. There are three main types of Probability: theoretical Probability, experimental Probability, and subjective Probability. Theoretical Probability is based on calculations, experimental Probability is based on actual experiments, and subjective Probability is based on personal judgment.
4. How is Probability used in real-life situations?
Ans. Probability is used in various real-life situations, such as weather forecasting, risk assessment, and decision-making. It helps in predicting outcomes and making informed choices.
5. Why is Probability important in the field of Mathematics?
Ans. Probability is important in Mathematics as it provides a framework for analyzing uncertainty and randomness. It helps in making predictions, solving problems, and understanding the likelihood of different outcomes.
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