Betting chances (4)
I believe the answer is:
odds
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">betting chances</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for odds that I've seen before include "Betting ratio" , "Estimate of likelihood" , "Starting price" , "Variance" , "Ratios set by bookies" .)