PowerPivot: How to identify Max Value per Group in a Calculated Column

Question

I am building a data model within Power Pivot for Excel 2013 and need to be able to identify the max value within a column for a particular group. Unfortunately what I thoug

Answer 1

use this formula in cell ("C2"):

=MAX(INDIRECT(CONCATENATE("B",MATCH(A2,$A$1:$A$10,0),":B",SUMPRODUCT(MAX(($A$1:$A$10=A2)*(ROW($A$1:$A$10)))))))

Answer 2

Use

=CALCULATE(MAX([UPTAKE]),FILTER(Table1,[GROUP]=EARLIER([GROUP])))