Probabilities

Probabilities

1. Definition: the quality or state of being probable; the extent to which something is likely to happen or be the case.

2. Experimental Probability: An event is the relationship between the number of outcomes in which a specific event occurs and the total number of trials, not in a theoretical sample space but in a real experiment.

   • Example: flip a coin 40 times and record whether you get a head or a tail.

3. Theorical Probability: is probability that is determined on the basis of reasoning.

   • Example: A bag contains 10 red marbles, 8 blue marbles and 2 yellow marbles.

4. Real Life examples: Natural Disasters, Getting Dressed, Winning the Lottery., Buying Insurance. Predicting the Weather.

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