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Date: 21-3-2021
1465
Date: 26-4-2021
1362
Date: 10-4-2021
1449
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A number of trials in which the probability of success varies from trial to trial. Let be the number of successes, then
(1) |
where is the variance of and . Uspensky has shown that
(2) |
where
(3) |
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(4) |
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(5) |
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(6) |
and . The probability that the number of successes is at least is given by
(7) |
Uspensky gives the true probability that there are at least successes in trials as
(8) |
where
(9) |
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