<?xml version="1.0" encoding="utf-8"?><!DOCTYPE article  PUBLIC '-//OASIS//DTD DocBook XML V4.4//EN'  'http://www.docbook.org/xml/4.4/docbookx.dtd'><article><articleinfo><title>FAQ/errbSPSS</title><revhistory><revision><revnumber>2</revnumber><date>2013-03-08 10:17:30</date><authorinitials>localhost</authorinitials><revremark>converted to 1.6 markup</revremark></revision><revision><revnumber>1</revnumber><date>2012-11-14 17:05:41</date><authorinitials>PeterWatson</authorinitials></revision></revhistory></articleinfo><section><title>Plotting interactions in SPSS</title><para>The syntax below will plot two lines (for the factor with two levels: social=1 and social=2) with each line representing the means of metaphor=1 and metaphor=2. 95% confidence intervals can be added to each of the four means. The data is entered as three columns of raw data corresponding to: metaphor1 (continuous values for metaphor=1), metaphor2 (continuous values for metaphor=2) and social (1 or 2). </para><screen><![CDATA[DATASET ACTIVATE DataSet0.
GRAPH
  /LINE(MULTIPLE)=MEAN(Metaphor1) MEAN(Metaphor2) BY Social
  /MISSING=LISTWISE
  /INTERVAL CI(95.0).]]></screen></section></article>