. Jim is conducting his first study, examining gender differences in smiling. (He predicts that women will smile more than men while judging three cartoons.) Jim serves as the experimenter, showing participants the three cartoons and recording their facial expressions. However, Jim inadvertently smiles more himself when he reads the instructions to the female subjects than when he reads them to the male subjects. His own smiling can potentially influence his results, but it is not a variable he wishes to study. His own smiling has threatened his study’s _______.
a. internal validity
b. external validity
c. levels of measurement
d. response bias
Ans: A
You might also like to view...
The part of the brain most closely associated with thirst is the
a. medulla. b. pituitary gland. c. hypothalamus. d. hippocampus.
Researchers have suggested that people can be sorted into __________ according to their preferred patterns of sleep and wakefulness
FIll in the blank with correct word.
According to the text, prior to about 1995, most developmental researchers believed that brain development during adolescence was __________; today most researchers believe that brain development during this period of the lifespan is_________
a. complete; still underway b. still underway; complete c. fast; slow d. complex, simple
The gate-control theory of pain states that the experience of pain depends, in part, on whether pain impulses get past a neurological "gate."
Indicate whether this statement is true or false.