Department of Technology

TECH 394 - Tech Computer Applications

Summer 2004

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We start the section on spreadsheets assuming that you are at least familiar with them - you should all have had CSIS 103, or some experience that prepares you for the class. As a minimum, I assume that you can:
  • Create a simple spreadsheet, place values in cells, and perform calculations using equations.
  • Format the text or numbers in certain cells.
  • Use borders to show lines appropriately.
  • Change the header and footer to print as required.
  • Preview a print job to determine that it will fit on a page.
  • Create a simple chart based on data in the spreadsheet.

Beyond these basics, there are a number of features in most spreadsheets (Excel included) that help the user create more efficient models, improve their clarity, and make the user’s life easier:

Functions are predefined processes that modify or manipulate data in the spreadsheet. You’ve probably used a simple function like =sum(a3:a16) to add the value in the cells in column A from row 3 to row 16, inclusive. In addition, we will look at several that improve productivity:

  • Statistical functions - average, STD, etc.
  • Financial functions - used to determine rates of return, payments due, etc.
  • Logical functions - used to generate responses based on T/F questions

Many people use spreadsheets to perform "What-if" analyses. The want tools that let them search for an answer by varying the values in cells related to the answer. We will look at:

Finally, as we look at the spreadsheet as a tool to use independent of macros and shared data, we look at methods of formatting to improve output: