Spreadsheets

Chapter 7

Objectives

Define and describe spreadsheets, and their features and functions

Describe how a spreadsheet might be integrated into the classroom

Evaluate spreadsheet software Create spreadsheet activities for

the classroom

Teachers Use Spreadsheets

Calculate and enter student grades

Create charts and graphs

Create lesson planners

Construct game boards

Create seating charts

Create inventories Develop rubrics Set up schedules

Students Use Spreadsheets

Track science experiment results

Find area and perimeter

Create timelines and charts

Plan a budget Calculate data Store equations

and numbers Analyze statistics

for team sports

Early Spreadsheets

VisiCalc LogicCalc PlannerCalc

In 1982

Lotus 1-2-3 First integrated spreadsheet

Components are not sold separately Includes the functions of a

Spreadsheet Word processor Database

Excel Spreadsheet component of the

Microsoft Office suite of products Components of a software suite can

be purchased separately

Rows and Columns

Cells Numbers Text Formulas

Grade Roster

Grade Roster in Excel

Gradebook Roster with Averages

Functions Built-in software routines Ready-made formulas

Statistical Mathematical Financial Logarithmic Trigonometric

230 functions in Excel, more than 100 in AppleWorks

“What If” Analysis Spreadsheets have the ability to

recalculate the results of formulas or functions when the value in a cell changes

Features of a Spreadsheet Protected and hidden cells Logical functions Predetermined functions Date and time function Macros Graphing

Features of a Spreadsheet Memory indicator Cell names Attached notes Editing and

sorting

Copy and paste Templates Online help Formatting

Advanced Features Linking spreadsheets Database capabilities Desktop publishing tools Save as a Web page Hyperlinks in the worksheet

Selecting a Spreadsheet

Determine hardware compatibility Study the program’s features Ease of use Built-in functions Consumer value Technical support

Hardware Compatibility

Operating system Memory size Storage space on hard disk

General Features Labeling Decimal points and dollar signs Column widths Hide and protect cells Macros Linking Number of columns and rows

available

Ease of Use Online help is

important

Built-in Functions

Sum Average Standard Deviation

Consumer Value

Licensing Lab Packs Shareware

Support

Does phone support happen in a timely manner?

Does the support have a cost? Is there a tutorial or manual?

In Summary

Teachers and students use spreadsheets when they want to perform numerical calculations and do data prediction.