Welcome to CMPE003 Personal Computers: Hardware and SoftwareDr. Chane FullmerDr. Chane Fullmer

Fall 2002Fall 2002

UC Santa CruzUC Santa Cruz

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Exams

Exams now on-line….. http://www.cse.ucsc.edu/classes/cmpe003/Fall02/

Must have your own Scantron form to determine test version you took

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Assignments Assignment #6 – The Last One

Due November 22, 2002 1 week from today…don’t be late..

Using Spreadsheets – (M$ Excel) Generate a personal monthly budget spreadsheet

http://www.soe.ucsc.edu/classes/cmpe003/Fall02/hw6_spreadsheet.html

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Peer web pages…….. Web pages from assignment #3/4..

http://people.ucsc.edu/~acortez http://people.ucsc.edu/~swells http://people.ucsc.edu/~emccabe

SpreadsheetsandBusiness Graphics:

Facts and Figures

Chapter 13

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Objectives Describe the advantages of spreadsheets List several applications for spreadsheets Explain the underlying principles of electronic

spreadsheet use Describe how to set up and modify a spreadsheet Describe the advantages of business graphics Differentiate between analytical and presentation

graphics Name the elements of standard charts and graphs

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Why Use Spreadsheets? Plan ahead (What if) Make the computer do the work See the results of change

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The Nature of Spreadsheets Use numbers to track performance Manual

Tedious Time-consuming Error-prone

Electronic spreadsheets Automate Increase ability to track performance

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Electronic SpreadsheetsVisiCalc First electronic spreadsheet program 1979 Apple II microcomputer Computer becomes an indispensable tool for

financial analysis

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Electronic SpreadsheetsLabor Saving

Automatic recalculation Change one value All dependent values are recalculated A single change can affect many

calculations

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Electronic SpreadsheetsLabor Saving

“What If” AnalysisThe process of changing one or more spreadsheet values

and observing the resulting calculated effect

What if we reduce the price by 5%?

What if we buy a home and the mortgage rate increases (or decreases) by .5%?

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Working with Spreadsheets Plan your inputs & outputs Create sheet based on your plan Edit and proofread as needed Format columns/rows Print Add graphics Provide data security – password,

protect

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Working with SpreadsheetsThe plan…

…The result

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Electronic SpreadsheetsHow it Works

Enter data and calculations Electronic spreadsheet automatically performs the

calculations Error-free results are displayed on the spreadsheet Print Store to be used again

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Electronic SpreadsheetsFundamentals

Screen Window into the spreadsheet Scroll using mouse or cursor-movement

keys Rows and columns

Row – number Column – letters

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Electronic SpreadsheetsFundamentals

Cell Junction of a row and column Cell address (cell reference) – letter and

number Active cell (current cell)

Highlighted with border or reverse video Can enter or edit data in active cell only

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Cell Contents

Label Descriptive text

about entries Not used for

calculations Value

Number May be used in

calculations

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Cell ContentsFormula

Calculation instruction Contains

Cell address One or more arithmetic operators Functions

Result appears in the cell containing the formula Calculation appears in the formula bar

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Cell ContentsFunctions

Pre-programmed formulas Used in formulas in place

of operators Common

SUM AVERAGE COUNT MIN MAX

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Cell Ranges Group of one or more

adjacent cells occurring in a rectangular shape

Treated as a unit during an operation

Indicate the upper-left and lower-right cells of the block

May be referenced in a formula or function

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Formatting Features Column width Row height Headings Number styles – commas, number of

decimals, dollar and percent signs Appearance of data

Justification Text font and style

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Formatting Features Decoration

Borders Color Clip art

Business graphics Shows words and

numbers in visual form

Quickly and easily understood

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Business Graphics Generate and sustain the interest of an audience Make a lesson, report, or business document

more attractive Help get a point across Can reveal a trend that is lost in a column of

numbers Presenter appears more prepared and organized

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Business GraphicsAnalytical graphicsView and analyze data

Presentation graphicsMake a positive impression during a presentation

Enhance charts Animation Sound

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Analytical GraphicsAnalysis-oriented Graphics

Help users analyze and understand data

Line

Bar

Pie

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Line Graphs

Shows trends or cycles over time

• Axis

• Plot area

• Data point

• Labels

• Titles

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Bar Graphs Comparisons Rectangular area up to the height of the point

being plotted Easy to absorb

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Pie Charts Proportions

Relationship between parts and whole One time period Exploded pie chart

One wedge pulled slightly away from the pie

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Presentation Graphics --- Business-quality Graphics Look like preparation by professional graphic

artist Charts Graphs Visual aids

Control the appearance when you create it Produce graphics faster Make last-minute changes

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Presentation Graphics ---Business-quality Graphics

Edit and enhance charts created by other programs

Create charts, diagrams, drawing, and text slides Use clip art Support animated effects Add sounds

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Presentation Graphics --- Business-quality Graphics

Hardware High-resolution color monitor Color printer Ability to project computer slides on a screen

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