Your friend works in a lab and is paid for each three blood smears analyzed. Your friend is operating on which schedule of reinforcement?
a. fixed ratio
b. variable ratio
c. fixed interval
d. variable interval
e. random interval
a. fixed ratio
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A false alarm is to a(n) _____ as a miss is to a(n) _____
a. Type I error; Type II error b. Type II error; Type I error c. null hypothesis; alternative hypothesis d. alternative hypothesis; null hypothesis
Sixth-grade math teachers believe that boys ____ but girls _____
a. try harder; have greater ability b. have better acquired skill; have better innate skill c. have greater ability; try harder d. work to impress others; work to satisfy themselves
A disease that occurs when the immune system is sensitized to a protein present in the
body and attacks the tissue that contains this protein is called a(n) __________ disease. a. immune system b. psychoimmune c. psychoneuroimmune d. autoimmune e. neuroimmune
Divorces in young adulthood tend to be full of anger and conflict, with each partner bitterly blaming the other for the failure of the marriage. In contrast, the midlife divorces tend to be between couples whose ____
a. career goals have become incompatible b. love had gone cold c. political views have separated d. choice of soul mates has changed