# The One-Way ANOVA Procedure Perform one-way ANOVAs

Posted: February 28th, 2022

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Chapter 12: The One-Way ANOVA Procedure Perform one-way ANOVAs with the specifications listed below. If there are significant findings write them up in APA format (or in the professional format associated with your discipline). Examples of correct APA format are shown on the web site. Further, notice that the final five problems make use of the helping3.sav data file. This data set (and all data files used in this book) is also available for download at the website listed above. To as[1]sist in understanding the meaning and specification of each of the variables, make generous use of Data Files section of this book beginning on page 365. Note that if you are using the student version of SPSS, you should use the file helping3-studentversion.sav instead of helping3.sav, and the file divorce-studentversion.sav in[1]stead of divorce.sav.

1. File: grades.sav; dependent variable: quiz4; factor: ethnic (2,5); use LSD procedure for post hoc compari[1]sons, compute two planned comparisons. This problem asks you to reproduce the output on pages 150-152. Note that you will need to perform a select-cases procedure (see page 146) to delete the “1 = Native” category.

2. File: helping3.sav; dependent variable: tothelp; factor: ethnic (1,4); use LSD procedure for post hoc com[1]parisons, compute two planned comparisons.

3. File: helping3.sav; dependent variable: tothelp; factor: problem (1,4); use LSD procedure for post hoc comparisons, compute two planned comparisons.

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