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using factorial in probability question
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using factorial in probability question
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using factorial in probability question
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09-27-2017, 03:25 AM
(This post was last modified: 09-27-2017 03:36 AM by chromos.)
Post: #2
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RE: using factorial in probability question
1-PERM(365,30)/365^30
btw. in your example, you'll get 0.706... in CAS after pushing ab/c button, [or you can type any number with decimal point to force CAS to "decimal" answer - see dot after first digit: 1. - 365! / ((365-30)!*365^30)] Prime, 15C CE |
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