An advantage of holding a variable constant rather than using random assignment to form your groups is that holding a variable constant ____
a. reduces error due to participant differences
b. is easier than randomization
c. prevents confounding
d. ensures a nonbiased sample
c
You might also like to view...
Bruce was hospitalized when he started engaging in public masturbation. Bruce's symptoms reflect __________ schizophrenia
a) catatonic b) disorganized c) paranoid d) undifferentiated
Viviana notices that children seem to mature socially much faster in Costa Rica than in the Canada. Viviana is most likely to support a ____ position regarding human development.
A. nature B. discontinuous C. context-specific D. continuous
According to Dobson and Hamilton (2002 ), what should efficacy researchers try to maximize in their studies?
a) Internal validity b) External validity c) Ecological validity d) Experimental validity
On which section of the Stanford-Binet (SB5) is reasoning
ability measured by having the subjects complete analogy questions, fill in the missing shape in a group of shapes, and tell a story about what's happening in a series of pictures? a. fluid reasoning b. working memory c. quantitative reasoning d. visual-spatial processing