help me solve this and explain how to do each step using what is onthe excel sheet. do not copy what is already on chegg. thank you

Palatino Linotype (... V 11 v ' " Wrap Text = = EEEE Paste BIU v a. Av HOH Merge & Center A4 x fx Tier 1 support A B D E F G H National Online Marketing Inc. 2 Computing Services Department Total Calls Variable minutes and cost per minute impact on cost 2,648 1,688 774 5,110 0.525 0.575 0.600 2 3 Shin Report 4 Tier 1 support 5 Tier 2 support 6 Tier 3 support 7 Total calls 8 9 Total call minutes logged 10 11 12 Average time per call (mins) 13 Average cost per minute 14 Average cost per call 15 16 17 16,100.00 15,000.00 15,300.00 15,500.00 15,800.00 15,900.00 16,100.00 16,300.00 16,500.00 3.15 0.575 1.81 $ 18 Grade It 1 ment CREATE A TWO-VARIABLE DATA TABLE (SNAP 1. Open NationalHlpDsk.xlsx. 2. Save the workbook and name it EL2-C5-A4-NationalHlpDsk. 3. Create a two-variable data table that will calculate the average cost per call in the data table for each level of total call minutes logged and at each average cost per minute. 4. Save, print, and then close EL2-C5-A4-NationalHlpDsk.xlsx. +