Negative binomial PMF
ClientCount failures until r-th success.
About Negative binomial PMF
P(X=k) failures before r successes. The interactive transform on this page runs in your browser tab—Toolcore does not need your paste for the core operation described above.
How to use this page
Paste or type in the main workspace, run the primary action from the toolbar, then copy or download the result. Use Load example when the page offers it, or URL prefill (?q= / ?qb=) so agents and tickets open the same input.
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Nearby workflows on Toolcore
- Binomial PMF — P(X=k) for n trials with success p. when units or numeric output should be checked on a related calculator.
- Poisson PMF — P(X=k) with rate lambda. when units or numeric output should be checked on a related calculator.
- Math expression evaluator — Evaluate basic + − × ÷ arithmetic with parentheses in your browser—no variables. when units or numeric output should be checked on a related calculator.
- Expected value calculator — E[X] from outcome,value pairs. when units or numeric output should be checked on a related calculator.
Common use cases
- Negative binomial PMF for quick local checks without uploading data.
- Copy results into tickets, docs, or classroom notes.
Common mistakes to avoid
Unexpected input shape
See the intro and how-to notes for accepted formats.
FAQ
Is processing local?
Yes—this runs entirely in your browser.
Agent prefill?
Use q or qb for the main text field when supported.
More tools
Related utilities you can open in another tab—mostly client-side.