Probability
Jharkhand Board · Class 10 · Mathematics
Practice quiz for Probability — Jharkhand Board Class 10 Mathematics. MCQs and questions with answers to test your preparation.
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What is the theoretical definition of probability?
What is the probability of an impossible event?
Who defined the classical probability concept in 1795?
What range represents a valid probability value?
Sample Questions
What does 'equally likely outcomes' mean?
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Each outcome has the same chance of occurring
Equally likely outcomes mean that each possible result in an experiment has the same probability of happening.
What is the probability of a sure event?
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1
A sure event, which is guaranteed to occur, always has a probability of 1.
In a fair die, what are the possible outcomes?
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1, 2, 3, 4, 5, 6
A fair die has six faces numbered from 1 to 6, each with an equal probability of being rolled.
What does P(E) + P(Ē) equal?
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1
The sum of the probability of an event and its complement always equals 1.
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