The Omitted-Variable Problem in Statistical Analysis Occurs When

Multiple Choice

The omitted-variable problem in statistical analysis occurs when

A) excluded variables are correlated with explanatory variables that are included in the analysis.
B) the demand for the product has not been stable over time.
C) the price of the product has been relatively unstable over time.
D) there is no uniform result because the accounted variables are not affected by changes in other variables.