Notes on Class Presentations

Spreadsheets
Spreadshets allow to control and manipulate nuimbers and information
One can automatically program spreadsheets to calculate numbers and information.
Replication commands allow to copy and apste celss.
templates are ready to use worksheet layouts
Sutomatic links among worksheets allow one to change links on all spreassheets automaticalls
One can make various charts cush as pie charts, line charts,
bar charts, and scatter charts. Each is appropriate for different situations.

Spreadsheet errors
Tips for avoiding errors:
Olan the worksheet before entering values and fomulas
Make accurate assumptions
Make it easy to compare data
Put data first
Do not distract reader
Take advantage of programmed functions

Spreadsheets are often used in money management. There are specific and more specialized spreadhseet programs that allow busiensses and banks to keep track of money. There is also symbolic mathematics processing software.

Another branch that uses spreadsheets is statistics. There is specific statistical software that analyzes data relationships to come up with statistical conclusions

Scientific visualisation software allows one to understand relationships that are invisible to us.

Computers are used to analyze, visualize and keep track of scoentific data. Pften used in ohysical, biological, and engineering sciences.

There are some problems with computer simulations: simulations can be really complex...the best hadware is needde. It also gives people the illusion that it is completely accurate.