SuperBook produced an overall advantage in search accuracy … [When questions used words not in text then SuperBook had .30 correct responses compared to .40 for print documentation. When words from text but not from headings then SuperBook had .88 correct responses compared to .48 for print documentation. Similar differences were found for search completion times. (Neither: 9.3 minutes vs. 8.0 minutes, TextOnly: 4.3 minutes vs. 7.5 minutes)
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