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Ie 408 Hw 4 (Total: 1+1+1+1+2+2+2=10)(for last 4 questions, not use right method and conclusion wrong, -2; not use the right method, but conclusion right,-0.5; calculate wrong,-0.2; conclusion wrong / no conclusion, -0.1)14-2. What is the “horn effect” in questionnaire design? How does it differ from the “halo effect?”The horn effect is when a respondent.