Probability

Front

What is Probability?

Back

Probability is a measure of how likely an event is to occur, expressed as a number between 0 and 1, where 0 indicates impossibility and 1 indicates certainty.

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What is an Event in Probability?

Back

An event is a specific outcome or a set of outcomes of a random experiment.

Front

What is a Sample Space?

Back

The sample space is the set of all possible outcomes of a probability experiment.

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How do you calculate the Probability of an Event?

Back

Probability of an event = (Number of favorable outcomes) / (Total number of outcomes).

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What is the Probability of an Impossible Event?

Back

The probability of an impossible event is 0.

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What is the Probability of a Certain Event?

Back

The probability of a certain event is 1.

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How do you express Probability as a Percentage?

Back

To express probability as a percentage, multiply the probability by 100.

Front

What is the Probability of Spinning an Even Number on a Spinner with numbers 1-6?

Back

The probability is 3/6 or 50%.

Front

If you spin a spinner 90 times, how do you find the expected number of times a specific number appears?

Back

Multiply the probability of that number by the total number of spins.

Front

What is the Probability of Selecting a Specific Color from a Bag of Candies?

Back

Probability = (Number of candies of that color) / (Total number of candies).