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| 261-280 | 281-300 | 301-320 | 321-340 | 341-360 | 360-365 |
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This activity is a Microsoft Excel document of 231K . Don't have Microsoft Excel installed on your computer? Download a free Excel viewer here. |
This question is an adaptation of one of the best-known probability puzzles- 'The Birthday Problem'.
How many people should there be in a room so that the probabililty of at least one of them having the same birthday as you is fifty-fifty?
Choose an interval in which you consider the answer will lie:
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| 0-20 | 21-40 | 41-60 | 61-80 | 81-100 | 101-120 | 121-140 | 141-160 | 161-180 | 181-200 | 201-220 | 221-240 | 241-260 |
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| 261-280 | 281-300 | 301-320 | 321-340 | 341-360 | 360-365 |
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This activity is a Microsoft Excel document of 231K . Don't have Microsoft Excel installed on your computer? Download a free Excel viewer here. |