ACCA每日考场 74期 答案解析

ACCA每日一小考  74期


In calculating the regression equation linking two variables, the standard formulae for the regression coefficients are given in terms of X and Y.


Which of the following is true?


A. Y must be the variable shown on the vertical axis of a scatter diagram
B. Y must be the dependent variable
C. It does not matter which variable is which
D. X must be the variable which will be forecast

正确答案：B


答案解析：


The correct answer is: Y must be the dependent variable


The independent variable is denoted by X and the dependent one by Y.