Spreadsheets I

Tom Kelliher, CS 102

May 8, 2006

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Quiz Wednesday. Questions?

Websites due Wednesday!

Assignment

No reading.

From Last Time

E-commerce.

Outline

1. Introduction to spreadsheets.

2. Spreadsheet lab.

3. Course evaluations.

Coming Up

More on spreadsheets.

Introduction

1. What is a spreadsheet?

2. Why would I use one?

Example file for the following: grades.xls.

Parts of the Excel window:

1. Rows.

2. Columns.

3. Cells.

4. Formula bar.

5. Sheets (Can be renamed).

6. Formatting tools.

Cell can contain one of:

1. Number.

2. Label (text).

3. Formula.

Formulas:

1. Begin with = .

2. Standard arithmetic operations: +, -, *, / .

3. Can contain cell references: =A1+A2+A3+A4 .

   Can type references in or select.

4. More convenient: =SUM(A1:A4) .

   Can select a range.

5. Ranges.

6. Auto Sum shortcut.

7. Paste Function shortcut.

8. Copying formulas.

9. Absolute and relative references.

Excel Exercise

Tom Kelliher