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Learn how to use Excel for statistical analysis in Gateway cases, covering descriptive statistics, histograms, hypothesis testing, scatter plots, and regression analysis.
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Using Excel for Statistics in Gateway Cases Office 2007 & 2010
Concepts Covered • Statistics - Descriptive Statistics - Histograms - Hypothesis Testing - Scatter Plots - Regression Analysis
To Set Up Statistical Package2007 • Click Microsoft Office Button , and Then Click Excel Options • Click Add-ins. In Manage Box, Select Excel Add-ins • Click Go • In the Add-Ins Available Box, Select Analysis ToolPak Check Box and Click OK. (If ToolPak Is Not Listed, Click Browse to Locate It.)
To Set Up Statistical Package2010 • Click File Tab > Options > Add-Ins • In Inactive Applications Add-Ins , click Analysis ToolPak> Go • Data Analysis will appear at the far right of Data Tab of Excel spreadsheet
Using Excel:Descriptive Statistics • Click Data/Data Analysis (Far Right) /Descriptive Statistics & OK. • Put Checkmarks on Summary Statistics, 95% or 99% Confidence Interval, & Labels in First Row Boxes. • Move Cursor to Input Range Window, Highlight Data to Analyze including Labels, & Click OK. • Your Data will Appear on New Worksheet. • Widen Columns by Clicking Home/Format/AutoFit Column Width.
Using Excel:Constructing Histograms • Click Data/Data Analysis/Histogram & OK. • Put Checkmarks on Chart Output & New Worksheet Boxes. • Move Cursor to Input Range Window, Highlight Data Going into Histogram. • Move Cursor to Input Bin Range, Highlight Data Showing Upper Value of Each Bin & Click OK. • Histogram will be on New Worksheet. You May Lengthen it by Clicking Blank Space in Window, Moving Cursor to Window Bottom Line & Holding Down Mouse Button as You Pull Down Window.
Using Excel:Hypothesis Testing • Go to Sheet One. • Click Data/Data Analysis/ and the Appropriate Statistical Test. Then Click OK. • On New Window Check Labels Box and Put Cursor on Variable 1 Range. • Highlight Variable 1 Data Including Label. • Put Cursor on Variable 2 Range & Highlight Variable 2 Data (Including Label). Then Click OK. • Click Home/Format/AutoFit/Column Width
Using Excel:Scatter Plots • Go to Sheet One. • Highlight Data (Be Sure X Values are in Left Column and Y Values are in Right Column). • Click Insert/Scatter. Pull down menu and click Upper Left Icon. • Click a Datum Point on Chart with Right Mouse Key, Add Trendline, & Click Linear.
Using Excel:Regression Analysis • Go to Sheet One. • Click Data/Data Analysis (On Far Right) /Regression & Click OK. • On New Window Check Labels Box and Put Cursor on X Range. • Highlight X Data Including Label. • Put Cursor on Y Range & Highlight Y Data (Including Label), Then Click OK. • Click Home/Format/AutoFit Column Width.