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(Created page with "<div class="d-none"><math> \newcommand{\NA}{{\rm NA}} \newcommand{\mat}[1]{{\bf#1}} \newcommand{\exref}[1]{\ref{##1}} \newcommand{\secstoprocess}{\all} \newcommand{\NA}{{\rm NA}} \newcommand{\mathds}{\mathbb}</math></div> Exactly one of six similar keys opens a certain door. If you try the keys, one after another, what is the expected number of keys that you will have to try before success?") |
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Exactly one of six similar keys opens a certain door. If you try the keys, one after another, what is the expected number of keys that you | |||
you try the keys, one after another, what is the expected number of keys that you | |||
will have to try before success? | will have to try before success? | ||
Latest revision as of 17:32, 14 June 2024
Exactly one of six similar keys opens a certain door. If you try the keys, one after another, what is the expected number of keys that you will have to try before success?