* I went to my new worksheet and clicked on the B1 cell.  I selected "Paste Special" from the Edit menu.  A window opened: I clicked on the radio button for "Values" and clicked OK.  This pasted the numerical result into my new worksheet instead of the equation which must have made calculations on the fly.

* I went to my new worksheet and clicked on the B1 cell.  I selected "Paste Special" from the Edit menu.  A window opened: I clicked on the radio button for "Values" and clicked OK.  This pasted the numerical result into my new worksheet instead of the equation which must have made calculations on the fly.

* I deleted Rows 2 and 3 where it said "Average" and "StDev" so that my data rows with gene IDs were immediately below the header row 1.

* I deleted Rows 2 and 3 where it said "Average" and "StDev" so that my data rows with gene IDs were immediately below the header row 1.

* I went to a new column on the right of my worksheet.  I typed the header "Avg_LogFC_A", "Avg_LogFC_B", and "Avg_LogFC_C" into the top cell of the next three columns.

* I went to a new column on the right of my worksheet.  I typed the header "Avg_SampleA", "Avg_SampleB", and "Avg_SampleC", etc. into the top cell of the next three columns.

* I computed the average log fold change for the replicates for each patient by typing the equation:

* I computed the average log fold change for the replicates for each patient by typing the equation: