Over the past 6 months, you observe the following monthly returns for an actively managed small cap mutual fund and for the benchmark small cap index:

Time	Fund return (%)	Index return (%)
1	1.67	1.15
2	2.49	2.58
3	-1.32	-1.46
4	-0.76	-0.51
5	1.77	1.35
6	-2.69	-2.65

What is the information ratio for the fund over this period?

The answer is .39

Please show how to get that in excel.