# Intro to Excel - Session 7.11 Tutorial 7 - Session 7.1 Developing an Excel Application.

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Intro to Excel - Session 7.11 Tutorial 7 - Session 7.1 Developing an Excel Application

Intro to Excel - Session 7.12 Session 7.1 Objectives Discuss worksheet Sections Use the Excel data validation feature Assign names to cells Use cell names in formulas Use the IF function when building formulas

Intro to Excel - Session 7.13 Figure 7-1, page 7.03

Intro to Excel - Session 7.14 Figure 7-2, page 7.03

Intro to Excel - Session 7.15 Dividing a Worksheet in Sections Sections: –Input or Initial conditions and assumptions –Calculations and output Benefits to the users: –Knows where to enter data –Knows what factors affect the results –Doesn’t have to change formulas to reflect new assumptions

Intro to Excel - Session 7.16 Validating Data Entry Excel data validation features allows you to specify: –The type of data allowed in a cell –A range of acceptable values –An input message to display –An error alert message to display (continued)

Intro to Excel - Session 7.17 Validating Data Entry (continued) Select the cell Select Data Validation… Specify validation criteria: –data type –acceptable values (continued)

Intro to Excel - Session 7.18 Validating Data Entry (continued) Specify an input message: –Shown when the cell is selected –Enter a window title –Enter an input message (continued)

Intro to Excel - Session 7.19 Validating Data Entry (continued) Specify an error alert message: –Shown when invalid data is entered –Select error style –Enter a window title –Enter an input message

Intro to Excel - Session 7.110 Error Message Alert Styles

Intro to Excel - Session 7.111 Using Range Name A descriptive name you assign to a cell or range of cells Advantages: –Easier formula entry –Improved documentation –Easier navigation with Go To command –Specification of a print range

Intro to Excel - Session 7.112 Defining a Cell or Range Name Select a cell or range Select Insert Name Define

Intro to Excel - Session 7.113 Defining a Cell or Range Name Select a cell or range Double click in the Name box

Intro to Excel - Session 7.114 Using Range Names in Formulas C4 can contain: = C2 - C3 or = Sales - Expenses

Intro to Excel - Session 7.115 Using the IF Function Evaluate a specified condition, performing actions based on TRUE or FALSE Format: IF(logical_test, value_if_true, value_if_false) for example: =IF(hours > 40, rate * 40 + rate * 1.5 * (hours - 40), rate * hours)

Intro to Excel - Session 7.116 Comparison Operators Less than < Greater than > Less than or equal to <= Greater than or equal to >= Equal to = Not equal to <>

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