Unit 4, Lesson 4Unit 4, Lesson 4Using Function FormulasUsing Function Formulas

ObjectivesObjectives

Understand function formulas.Understand function formulas. Use the Average and Sum Use the Average and Sum

functions.functions. Use the Count function.Use the Count function. Use the Minimum and Maximum Use the Minimum and Maximum

functions.functions. Use the Now functions.Use the Now functions. Use logical functions.Use logical functions.

VocabularyVocabulary

Logical functionsLogical functions Mathematical functionsMathematical functions Statistical functionsStatistical functions Trigonometric functionsTrigonometric functions

Equal signFunction name Argument

ArgumentFunction name

Current result of the entire formula

Collapse dialog box

Current result of the function

Logical test Value if true

Value if false

== Equal to (or the same as)Equal to (or the same as)

>> Greater thanGreater than

<< Less thanLess than

>=>= Greater than or equal toGreater than or equal to

>=>= Less than or equal toLess than or equal to

<><> Not equal toNot equal to

Logical Test QualifiersLogical Test Qualifiers

SummarySummary

Functions are special formulas that do Functions are special formulas that do not require operators. Excel provides not require operators. Excel provides more than 300 built-in functions.more than 300 built-in functions.

The Average function displays the The Average function displays the average of the range identified in the average of the range identified in the argument. The Sum function totals the argument. The Sum function totals the values in the specified range of cells.values in the specified range of cells.

The Count function displays the The Count function displays the number of cells with numerical values number of cells with numerical values in the argument range.in the argument range.

Summary, continuedSummary, continued

The Minimum and Maximum The Minimum and Maximum functions display the smallest or functions display the smallest or the largest number contained in the the largest number contained in the range identified in the argument.range identified in the argument.

Use the Now function to enter the Use the Now function to enter the current date and/or current time.current date and/or current time.

Logical functions display text or Logical functions display text or values when certain conditions values when certain conditions exist.exist.