In an experiment to test whether teaching a new memory strategy will improve students' test scores, student characteristics, such as motivation, are controlled by
a. interviewing each student concerning their motivation in the class.
b. giving each student a personality test.
c. randomly assigning students to the two groups.
d. interviewing the teachers concerning each of the students.
C
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It is possible for a test to have low reliability and high validity
a. True b. False Indicate whether the statement is true or false
The purposes of the oral or written statement participants receive at the end of a psychological study include _____
a. explaining to them what informed consent actually is b. ensuring that they receive appropriate compensation c. reducing or eliminating harm caused by their participation d. allowing them to refuse to allow their data to be used
Vygotsky referred to the difference between what a child can accomplish unassisted, and what the same child can accomplish in the context of a social interaction, as that child's:
a. range of accommodation b. zone of proximal development c. level of assimilation d. psychosocial developmental stage
The small gap that exists between adjacent neurons is called the:
a. synapse b. soma c. axon hillock d. sodium/potassium pump