Final answer:
Julian Rotter's term for people's beliefs about who or what is responsible for outcomes and experiences is locus of control.
Step-by-step explanation:
Julian Rotter's term for people's beliefs about who or what is responsible for outcomes and experiences is locus of control. Locus of control refers to our beliefs about the power we have over our lives. Those with an internal locus of control believe that most outcomes are the result of their efforts, while those with an external locus of control believe that outcomes are outside of their control.