Introduction Use exact match arguments in lookup functions when you want an exact match because you cannot always tell how Excel judges an approximate match is closee enough, but there are times that approximate match will be useful. This assignment is defined to: (1) use approximate match properly, and (2) apply lookup functions to real data. Download Assignment1_workfile.xlsx to begin. Section 1: Approximate Match Student Grades worksheet A students letter grade is calculated based on his/her Total Score by looking up the table in columns A and B. See a few requirements below: 1. Use only the lookup function indicated in column E to compose your answer for F9:H11. 2. Do not use anything other than the required lookup functions. Not even and IF statement. 3. Work on F9:F11 first. Copy the work to G9:H11. 4. Use only approximate match in your lookup functions. 5. Do your lookup functions still work if you sort the total scores in column A in descending order? Why (why not)? a. Write a paragraph below the table in columns A and B to answer the above question. b. Take this opportunity to practice sorting values in a selected area (rather than sorting the whole column). Section 2: Application of lookup functions Product Sales worksheet, which references the data in the Inventory worksheet. 1. Enter the lookup functions in the designated areas to answer the questions in Product Sales. 2. Remember, this assignment is about lookup functions. Although some of the questions can be answered using simple cell references, you will receive point only if lookup functions are used to search for the desired data values. 3. Tip: once a lookup function returns a value, you can perform calculations based on that return value. For example, you can do the following: lookup() * vlookup() / hlookup() + match() What to submit 1. Submit the Excel file with your complete work to e-learning. (Click Assessment | Dropbox | Assignment1) 2. When submitting your assignment, be sure to click the Submit button after uploading your file.