What Is the Probability of 5 Sundays in February? Explained
Discover the probability of having 5 Sundays in February and understand the conditions when this can occur, especially during leap years.
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The probability of 5 Sundays in February can occur only in leap years, where February has 29 days. For February to have 5 Sundays, it must start on a Sunday. In any given century, there are 28 possible combinations of leap years and starting days of the week for February. Out of these, 4 combinations result in years where February starts on a Sunday in a leap year. So, the probability is 4 out of 28, or 1 in 7.
FAQs & Answers
- Can February have 5 Sundays in a non-leap year? No, February can only have 5 Sundays during a leap year when it has 29 days and starts on a Sunday.
- How often does February start on a Sunday in a leap year? In a century, 4 out of 28 possible combinations of leap years and starting weekdays result in February starting on a Sunday.
- Why does February need to start on a Sunday to have 5 Sundays? Because Sundays occur once a week, February must start on a Sunday and have 29 days to include five Sundays.