Spreadsheets… a software program that allows you to use rows and columns of data to manage, predict, and present information. COLUMN ROW CELL (intersection) * Take notes on 3 parts.
Use of Computer Spreadsheets Schools: grades, payroll, budgets, fundraisers Sports: individual and team statistics, budgets Personal: checkbook, household expenses, investments, income taxes Business: payroll, investments, budgets, product sales and delivery Government: taxes, census, loans, investments, budgets
Advantages of Computer Spreadsheets speed accurate make charts to illustrate data answer “what if..”questions can do mathematical calculations
Four Types of Data Labels -text; numbers not used in calculations Values – numbers used in calculations Formulas – must key every cell used in calculation Functions – is a shortcut because you only have to key the first and last cell in the range * Take notes on this.
Four Types of Data Label Values =C4+C5+C6+C7 =SUM(C4:C7)
Parts of a Function equal sign keyword range =SUM(A4:A12)
A blank setup of cells is called a GRID Columns are designated by letters Rows are designated by numbers
Two more words… Also known as the ENTRY BAR because you can enter data here.
Common Keywords SUM – to find total AVERAGE – to average numbers in range COUNT – to count the number of numbers MAX – to find the largest number in range MIN – to find the smallest number in range