12 lookupfunction v2

# 12 lookupfunction v2 - Excel Lookup Functions CEE 3804...

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Excel Lookup Functions CEE 3804 Computer Applications for Civil and Environmental Engineers

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Learning Objectives z Define and use the following Excel functions INDEX MATCH CHOOSE VLOOKUP HLOOKUP OFFSET
Looking Up and Referencing Information Indexing into a Table Array z INDEX( array or reference, row_num, col_num, area_num ): z Returns a specific value or address of a specific value from within an array

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Example of the INDEX Function -One D Array z Consider the following array named OneDArray z 5, 10, 15, 20, 25 z Index(OneDArray,1) = 5 z Index(OneDArray,2) = 10 z Index(OneDArray,3) = 15 z Index(OneDArray,4) = 20 z Index(OneDArray,5) = 25 z Sum(Index(OneDArray,,)) = 75
Example of INDEX Function – 2D Array z Consider the following 2D array z 10, 20, 30 z 40, 50, 60 z 70, 80, 90 z INDEX(2DArray,1,1) = 10 z INDEX(2DArray,2,1) = 40 z INDEX(2DArray,3,3) = 90 z SUM(INDEX(2DArray,,1) = 120 z SUM(INDEX(2DArray,,) = 450

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Looking Up and Referencing Information Excel’s Lookup Functions - MATCH z MATCH( lookup_value, lookup_array, match_type ): z Returns the position
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## This note was uploaded on 11/14/2008 for the course CEE 3804 taught by Professor Aatrani during the Fall '07 term at Virginia Tech.

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12 lookupfunction v2 - Excel Lookup Functions CEE 3804...

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