TableSliceGroupTest.new NumericAggregateFunction() {...}

Element	Missed Instructions	Cov.	Missed Branches	Cov.	Missed	Cxty	Missed	Lines	Missed	Methods
Total	11 of 11	0%	0 of 0	n/a	2	2	2	2	2	2
summarize(NumericColumn)		0%		n/a	1	1	1	1	1	1
{...}		0%		n/a	1	1	1	1	1	1