ntifier rubyid_label'>label</span><span class='rbracket'>]</span><span class='lbracket'>[</span><span class='symbol'>:count</span><span class='rbracket'>]</span><span class='rparen'>)</span> <span class='op'>+</span> <span class='id identifier rubyid_delta'>delta</span><span class='rparen'>)</span><span class='period'>.</span><span class='id identifier rubyid_fdiv'>fdiv</span><span class='lparen'>(</span><span class='ivar'>@averages</span><span class='lbracket'>[</span><span class='id identifier rubyid_labe