Probability of the opposite event: decimals
The probability of an event and the probability that it does not happen add up to 1 (or 100%).
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The probability that it rains tomorrow is 0.22. What is the probability that it does not rain? Write a decimal.
Answer: 0.78
The probability that it rains tomorrow is 0.21. What is the probability that it does not rain? Write a decimal.
Answer: 0.79
The probability that it rains tomorrow is 0.41. What is the probability that it does not rain? Write a decimal.
Answer: 0.59
Tip: The probability of an event and the probability that it does not happen add up to 1 (or 100%).
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