In a sequential design, time of measurement is confounded with cohort effects
a. True
b. False
Indicate whether the statement is true or false
False
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Extraneous variables that affect groups equally:
a. are called confounds. b. introduce systematic bias. c. do not affect rejection of the null hypothesis. d. add overall variability.
Psychologists made people feel frustrated bygiving them jigsaw puzzles in which the pieces
did not fit right. Then they measured their aggressiveness. Which of these is true? A) there was no operational definition in this study B) frustration was the independent variable C) the p value was not significant D) aggression cannot be measured
Describe operant conditioning, reinforcers, and punishment
What will be an ideal response?
The specific pattern of genes inherited at conception defines an individual's:
a. Phenotype b. Genotype c. Genomic imprint d. Somatotype