Which of the following is the best definition of "independent variable"?
It is the measured variable that may change depending upon manipulation of
an experimental variable.
It is any unmeasured variable not controlled within the experiment.
It is the variable that is intentionally manipulated by the researcher.
It is one of the external variables that cannot be controlled by the researc
It is the variable that is intentionally manipulated by the researcher.
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An infant who learns that smiling at his or her parents brings positive attention, and therefore begins to smile more often, is demonstrating which type of learning?
A. classical conditioning B. modeling C. operant conditioning D. habituation
The profession of psychology
a. developed quickly in the 1930s. b. was primarily in education, teaching, and research prior to the 1950s. c. is highly impractical. d. focused on business settings prior to the 1950s.
Under the utilitarian rationale for punishment, we weigh the punishment to the crime in order to balance the wrong to society.
Answer the following statement true (T) or false (F)
Sexual maturation in __________ usually begins with __________
A) girls; menarche B) boys; the appearance of pubic hair C) girls; the budding of the breasts D) boys; voice change