单选题
For cost estimation simple regression differs from multiple regression in that simple regression uses only
A、
one dependent variable, while multiple regression uses all available data to estimate the cost function.
B、
dependent variables, while multiple regression can use both dependent and independent variables.
C、
one independent variable, while multiple regression uses more than one independent variable.
D、
one dependent variable, while multiple regression uses more than one dependent variable.
【正确答案】
C
【答案解析】
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