Can you please show using Excel.

You have the following information: t1 t2 t3 t4 Walmart Returns 0.07 0.03 -0.08 -0.07 Market Returns -0.01 0 0.06 0.05 What is the Variance of the Market? Type your answer as decimal (i.e. 0.052 and not 5.2%). Round your answer to the nearest four decimals if needed