What statistical technique is typically used to analysis data in small-N designs?
a. Chi-square test
b. Within-subjects ANOVA
c. Linear regression
d. No statistics are used: visual inspection is the preferred technique
Answer: b. Within-subjects ANOVA
Researcher use small N for certain variables under study because: (1) people have very similar sensory systems or other variables under study, so no problem with generalizability; (2) use within-subjects designs - and many trials for each data point; (3) achieve control over the laboratory conditions, so minimal 'error' variance due to extraneous variables (i.e., Skinner also used ...
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