Microsoft Office Tutorials and References
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Fig. 5.19 Worksheet Data for Chapter 5: Practice Problem #3
(d) Perform a t-test on these data using Excel. What is the value of t that you
(e) State your result on your spreadsheet.
(f) State your conclusion in plain English on your spreadsheet.
(g) (g) Save the file as: GPA3
Keller, G. Statistics for Management and Economics (8 th
ed.). Mason, OH: South-Western
Cengage Learning, 2009.
Zikmund, W.G. and Babin, B.J. Exploring Marketing Research (10 th ed.). Mason, OH:South-
Western Cengage Learning, 2010.
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