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Ch. 13 3 Design Walkthrough
- 1. OBJECTIVES 1. 2. 3. HW REMINDERS HW CHECK Single factor experiment Blocked Experiment Quiz Wednesday December 12 Ch. 12 & Ch. 13 UNIT III TEST December 19 (WED) Parkinson's Experiment
- 2. In a 1927-1932 Western Electric Company study on the effect of lighting on worker productivity, productivity increased with each increase in lighting but then also increased with every decrease in lighting. If it is assumed that the workers knew a study was in progress, this is an example of: (A) the effect of a treatment unit (B) the placebo effect (C) the control group effect (D) sampling error (E) voluntary response bias
- 3. In a 1927-1932 Western Electric Company study on the effect of lighting on worker productivity, productivity increased with each increase in lighting but then also increased with every decrease in lighting. If it is assumed that the workers knew a study was in progress, this is an example of: (A) the effect of a treatment unit (B) the placebo effect (C) the control group effect (D) sampling error (E) voluntary response bias
- 8. What dissolves faster in soda or water, candy corn or gummi bears? Design an appropriate experiment.